https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Ayala%20Blanco%2C%20Luis%20Alberto%2C%22&sort_by=title_az&format=rss 2 0 50 ISBN:9685679045 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=116023 ]]> By Ayala Blanco, Luis Alberto,.
México : Sexto Piso, 2003 .
115 p. 9685679045

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=116023 ISBN:9685679142 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=115989 ]]> By Ayala Blanco, Luis Alberto,.
México : Sexto piso, 2004 .
166 p. 9685679142

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