/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AOmega%20S.A.&sort_by=relevance&format=rss 4 0 50 ISBN:8428207966 /cgi-bin/koha/opac-detail.pl?biblionumber=24832 By Bonnier, Gastón.
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Ediciones Omega, S.A. 8428209383

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