https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Lehmann%2C%20Irvin%20J.%2C%22&sort_by=title_az&format=rss 4 0 50 ISBN:9682603226 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=169061 ]]> By Mehrens, William A.,.
México : CECSA, 1982 .
6 v. 9682603226

]]> Place hold on Biblioteca de psicología educativa /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=169061 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=18560 New York : Holt, Rinehart and Winston, 1979 .
433 p.

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=18560 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=18565 New York : Holt, Rinehart and Winston, 1971 .
460 p.

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=18565 ISBN:0030892236 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=54778 ]]> By Mehrens, William A.,.
New York : [s.n.], 1975 .
369 p. : 0030892236

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