https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=%28su%3A%22EFICIENCIA%20MENTAL%22%29&sort_by=title_az&format=rss 2 0 50 ISBN:9786076228289 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=200896 ]]> By Sod Cybula, Jaqueline.
Ciudad de México : Alfaomega, 2017 .
103 p. : 9786076228289

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]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=200896 ISBN:9788449325267 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=175968 ]]> By Langer, Ellen Jane,.
Madrid : Paidós, 2011 .
253 p. 9788449325267

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