https://biblioteca.cun.edu.co/cgi-bin/koha/opac-search.pl?q=ccl=an%3A36450&sort_by=relevance&format=rss 2 0 50 ISBN:9789582009007 https://biblioteca.cun.edu.co/cgi-bin/koha/opac-detail.pl?biblionumber=9496 By Sichacá Barahona, Jesús Salvador.
Bogotá : Cooperativa Editorial Magisterio, 2007 .
110 p. 9789582009007

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]]> https://biblioteca.cun.edu.co/cgi-bin/koha/opac-detail.pl?biblionumber=9496 ISBN:9789582009014 https://biblioteca.cun.edu.co/cgi-bin/koha/opac-detail.pl?biblionumber=13228 By Sichacá Barahona, Jesús Salvador.
Bogotá : Magisterio, 2007 .
139 p. 9789582009014

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