-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Btn83LmHr8IWBuhdPQtIOANAKEl5cLcxVorPromudnquGDG3zzSY25NKYvwrh8Og
 fqFvs85k4daoif6V4GZ9jA==

<SEC-DOCUMENT>0000107140-08-000090.txt : 20080708
<SEC-HEADER>0000107140-08-000090.hdr.sgml : 20080708
<ACCEPTANCE-DATETIME>20080708131838
ACCESSION NUMBER:		0000107140-08-000090
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080707
FILED AS OF DATE:		20080708
DATE AS OF CHANGE:		20080708

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WILEY JOHN & SONS, INC.
		CENTRAL INDEX KEY:			0000107140
		STANDARD INDUSTRIAL CLASSIFICATION:	BOOKS: PUBLISHING OR PUBLISHING AND PRINTING [2731]
		IRS NUMBER:				135593032
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			0430

	BUSINESS ADDRESS:	
		STREET 1:		111 RIVER STREET
		CITY:			HOBOKEN
		STATE:			NJ
		ZIP:			07030
		BUSINESS PHONE:		2017486000

	MAIL ADDRESS:	
		STREET 1:		111 RIVER STREET
		CITY:			HOBOKEN
		STATE:			NJ
		ZIP:			07030

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WILEY JOHN & SONS INC
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Jones Kim
		CENTRAL INDEX KEY:			0001302993

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11507
		FILM NUMBER:		08942600

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		650-786-3111

	MAIL ADDRESS:	
		STREET 1:		SUN MICROSYSTEMS, INC.
		STREET 2:		15 NETWORK CIRCLE, MAILSTOP MPK15-204
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-07-07</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000107140</issuerCik>
        <issuerName>WILEY JOHN &amp; SONS, INC.</issuerName>
        <issuerTradingSymbol>JWA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001302993</rptOwnerCik>
            <rptOwnerName>Jones Kim</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>SUN MICROSYSTEMS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>15 NETWORK CIRCLE, MAILSTOP MPK15-204</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Phantom Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>43.46</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2008-07-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>19.24</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>43.46</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>19.24</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6449.85</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Additional shares of Phantom Stock acquired as a result of a quarterly dividend.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Josephine Bacchi Attorney in Fact for Kim JOnes</signatureName>
        <signatureDate>2008-07-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----