https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=%28su%3A%22ETICA%20COMUNISTA%22%29&sort_by=title_az&format=rss 3 0 50 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=23063 By Kautsky, Karl,.
Córdoba, Arg. : Pasado y Presente, 1975 .
196 p.

]]> Place hold on Etica y concepción materialista de la historia /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=23063 ISBN:9686719350 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=171712 ]]> México : La Jornada, 1998 .
156 p. 9686719350

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=171712 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=56159 By Shiskhin, Aleksandr Fedorovich.
México : Grijalbo, 1970 .
154 p.

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