https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=copydate%3A%221987%20%282000%20impr.%29.%22&sort_by=title_az&format=rss 8 0 50 ISBN:9682419883 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=834 ]]> By Stevens, Joseph.
México : Trillas, 1987 .
312 p. 9682419883

]]> Place hold on Administración de programas de educación temprana y preescolar /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=834 ISBN:9688600644 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=983 ]]> By Leveton, Eva.
México : Pax, 1987 .
319 p. 9688600644

]]> Place hold on El adolescente en crisis :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=983 ISBN:9682607906 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=6292 ]]> By Crosby, Philip B..
México : CECSA, 1987 .
211 p. 9682607906

]]> Place hold on Calidad sin lágrimas :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=6292 ISBN:9688600571 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=92375 ]]> By Aguilar Kubli, Eduardo.
México : Pax México, 1987 .
139 p. : , A la cabeza de la portada: Asertividad 9688600571

]]> Place hold on Cómo ser tú mismo sin culpas /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=92375 ISBN:9681203429 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=102660 ]]> By Zemelman, Hugo,.
México : El Colegio de México, 1987 .
226 p. 9681203429

]]> Place hold on Conocimiento y sujetos sociales :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=102660 ISBN:9682420687 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=114112 ]]> By Corona, Francisco Javier.
México : Trillas, 1987 .
88 p. : 9682420687

]]> Place hold on Elementos de estadística :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=114112 ISBN:9684111703 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=112695 ]]> By Monsiváis, Carlos,.
México : Era, 1987 .
306 p., [16] p. de láms. 9684111703

]]> Place hold on Entrada libre :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=112695 ISBN:9684364873 (v. 1) | 9684368682 (v. 2) https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=81074 By Moreno Bayardo, María Guadalupe.
México : Progreso, 1987 .
2 v. 9684364873 (v. 1) | 9684368682 (v. 2)

]]> Place hold on Introducción a la metodología de la investigación educativa /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=81074