https://biblioteca.cun.edu.co/cgi-bin/koha/opac-search.pl?q=ccl=an%3A208271&sort_by=relevance&format=rss 3 0 50 ISBN:9789587907896 https://biblioteca.cun.edu.co/cgi-bin/koha/opac-detail.pl?biblionumber=95154 .
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1 online resource : 9786287620186

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