https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=copydate%3A%221982%20%282003%20impr.%29.%22&sort_by=title_az&format=rss 4 0 50 ISBN:9686006095 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=126515 ]]> By Yturbe de Aguilar, Magdalena.
México : Avante, 1982 .
56 p. : 9686006095

]]> Place hold on Jugando con números :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=126515 ISBN:8474321476 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=36052 ]]> By Bassis, Henri.
Barcelona, Esp. : Gedisa, 1982 .
209 p. 8474321476

]]> Place hold on Maestros :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=36052 ISBN:9686006133 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=142308 ]]> By Solchaga Peña, Luisa Aurora.
México : Avante, 1982 .
127 p. : 9686006133

]]> Place hold on El niño y la naturaleza :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=142308 ISBN:9686006796 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=142338 ]]> By Medina R., A..
México : Avante, 1982 .
1v. en varias paginaciones : 9686006796

]]> Place hold on Pegacolor :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=142338