https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AProa%20%3A&sort_by=title_az&format=rss 7 0 50 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=6871 By Gallo Martínez, Víctor,.
México : Proa, 1951 .
220 p. , "Ensayo pedagógico" | Contiene: Historia de la educación rural mexicana, p.13-24

]]> Place hold on Cartas sobre educación :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=6871 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151149 By García Cuevas, Guillermo Augusto.
México : SGEEG : | PROA, 1995 .
270 p.

]]> Place hold on Corolario :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=151149 ISBN:8482560506 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=18357 ]]> By Fontan i Jubero, Pere.
Barcelona, Esp. : Proa : | Universitat Ramon Llull, 1995 .
125 p. 8482560506

]]> Place hold on Educar i orientar per al futur :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=18357 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=31486 By Junco, Alfonso,.
Méjico : Proa, 1933 .
71 páginas

]]> Place hold on Inquisición sobre la inquisición :

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=31486