https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Hern%C3%A1ndez%20Valverde%2C%20Gabriel%2C%22&sort_by=title_az&format=rss 5 0 50 ISBN:9706422234 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=5811 ]]> By Infante Cosío, Hilda Victoria.
México : Santillana, 1997 .
208 p. : , "Secundaria" 9706422234

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=5811 ISBN:9684308094 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=7802 ]]> By Hernández Valverde, Gabriel.
México : Santillana, 1994 .
127 p. : , "Basado en el nuevo programa de estudio" 9684308094

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=7802 ISBN:9684308108 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=7803 ]]> By Hernández Valverde, Gabriel.
México : Santillana, 1994 .
135 p. : , "Basado en el nuevo programa de estudios" 9684308108

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=7803 ISBN:9684308116 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=7804 ]]> By Madrigal Mexía, Concepción.
México : Santillana, 1994 .
136 p. : , "Basado en el nuevo programa de estudios" 9684308116

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=7804 ISBN:978XXXXXXXXXX https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=164238 By Hernández Valverde, Gabriel | Medina Tinoco, Roselia.
México, D.F. : Editorial Santillana, 2010 .
47 páginas : 978XXXXXXXXXX

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