https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Sax%2C%20Gilbert%22&sort_by=title_az&format=rss 3 0 50 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=19117 By Sax, Gilbert.
Estados Unidos : Prentice-Hall, 1968 .
443 p.

]]> Place hold on Empirical foundations of educational research /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=19117 ISBN:0534003842 https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=54868 ]]> By Sax, Gilbert.
Belmont, Cal. : Wadsworth, 1974 .
244 p. 0534003842

]]> Place hold on Study guide for principles of educational measurement and evaluation /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=54868 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=67219 By Trevisan, Michael S..
.
829-838

]]> Place hold on The effects of the number of options per item and student ability on test validity and reliability

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=67219