https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=Provider%3AEditions%20Labor%2C&sort_by=title_az&format=rss 2 0 50 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=59819 Bélgica : Editions Labor, 1956

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=59819 ISBN:2825900001 (Labor) | 9280320718 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=139667 ]]> By Hallak, Jacques,.
Paris : UNESCO; | Fernand Nathan; Bruxelles; | Editions Labor, 1976 .
327 p. ; 2825900001 (Labor) | 9280320718

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