/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Sierra%2C%20Sela%20B.%22&sort_by=relevance&format=rss 3 0 50 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=5490 Buenos Aires Humanitas 1984 .
103 p.

]]> Place hold on Contribuciones a la metodología del servicio social

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=5490 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=7026 By Ruzzo, Mario J..
Buenos Aires Humanitas 1980 .
125 p.

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=7026 ISBN:950-582-307-X /cgi-bin/koha/opac-detail.pl?biblionumber=7016 By Ordenes, Roberto.
Buenos Aires Humanitas 1991 .
178 p. 950-582-307-X

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