. . . . "VIAF" . "2013-08-02" . "0000000114934849" . . . . . . "2013-08-01"^^ . . . . . "Peter Willis Cookson"@fr . . "2002-10-03" . . "male" . "Peter Willis" . "Cookson" . . . . "1942"^^ . . . . "En poste : Teachers college, Columbia university, New York (en 2002)"@fr . . "Peter Willis Cookson" . . . . . . . "En poste : Teachers college, Columbia university, New York (en 2002)" . . "Education and sociology : an encyclopedia / David L. Levinson, general ed. ; Peter W. Cookson, Jr., Alan R. Sadovnik, co-ed., 2002. - . - LCNA. - http://authorities.loc.gov. - 2002-10-03"@fr . . . "En poste : Teachers college, Columbia university, New York (en 2002)" . . . "14427313"^^ .