https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Vallejo%20S%C3%A1nchez%2C%20Russell%22&sort_by=title_az&format=rss 4 0 50 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=12842 By Vallejo Sánchez, Russell R..
Mérida : [s. n.], 1982 .
154 p.

]]> Place hold on Cuestiones pedagógicas, 1968-1972 /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=12842 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=72283 By Vallejo Sánchez, Russell.

]]> Place hold on Luis Spota Saavedra, periodista en toda la extención de la palabra

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=72283 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=73232 By VALLEJO SANCHEZ, Russell.
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17-23

]]> Place hold on Necesidad de integración del sistema de educación normal

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=73232 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=75878 By Vallejo Sanchez, Russell.
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5-7

]]> Place hold on Reflexiones sobre el Programa para la Modernización Educativa : 1989-1994

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