/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22TRAHTEMBERG%2C%20Le%C3%B3n.%22&sort_by=relevance&format=rss 4 0 50 ISBN:978-612-316-109-5 /cgi-bin/koha/opac-detail.pl?biblionumber=9328 By Trahtemberg, León.
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