https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Beard%2C%20Ruth%20M.%22&sort_by=title_az&format=rss 4 0 50 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=43231 By Beard, Ruth M..
London : Routledge, 1969 .
128 p.

]]> Place hold on A outline of Piaget's developmental psychology for students and teachers /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=43231 ISBN:8428102686 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=44032 ]]> By Beard, Ruth M..
Barcelona, Esp. : Oikos-Tau, 1974 .
262 p. 8428102686

]]> Place hold on Pedagogía y didáctica de la enseñanza universitaria /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=44032 ISBN:8428102686 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=79741 ]]> By Beard, Ruth M..
Barcelona, Esp. : Oikos-Tau, 1974 .
262 p. 8428102686

]]> Place hold on Pedagogía y didáctica de la enseñanza universitaria /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=79741 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=49577 By Beard, Ruth M..
Buenos Aires : Kapelusz, 1971 .
127 p.

]]> Place hold on Psicología evolutiva de Piaget :

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