https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Mucchielli%2C%20Roger%2C%22&sort_by=title_az&format=rss 2 0 50 ISBN:8428105472 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=10015 ]]> By Mucchielli, Roger,.
Barcelona, Esp. : Oikos-Tau, 1984 .
136 p. 8428105472

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=10015 ISBN:8425602408 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=186489 ]]> By Mucchielli, Roger,.
Madrid : Iberico Europea, 1974 .
218 p. : 8425602408

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