https://biblioteca.cun.edu.co/cgi-bin/koha/opac-search.pl?q=ccl=an%3A821&sort_by=relevance&format=rss 2 0 50 ISBN:9701007832 https://biblioteca.cun.edu.co/cgi-bin/koha/opac-detail.pl?biblionumber=179 By Anzola Rojas, Sérvulo.
México : McGraw Hill, 1995 .
XVI, 98 p. 9701007832

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]]> https://biblioteca.cun.edu.co/cgi-bin/koha/opac-detail.pl?biblionumber=179 ISBN:8477207615 https://biblioteca.cun.edu.co/cgi-bin/koha/opac-detail.pl?biblionumber=475 By Giraudier, Manuel.
Barcelona : Obelisco, 2000 .
126 p. 8477207615

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