https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Zugazagoitia%2C%20Juli%C3%A1n%22&sort_by=title_az&format=rss 2 0 50 ISBN:9681815769 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=4423 ]]> By Zugazagoitia, Julián.
México : CONAFE : | Limusa, 1982 .
200 p. 9681815769

]]> Place hold on Aritmética y álgebra /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=4423 ISBN:9681817176 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=57507 ]]> By Zugazagoitia, Julián.
México : CONAFE : | Limusa 1983 .
265 p. : 9681817176

]]> Place hold on Trigonometría /

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