https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22STRANG%2C%20Ruth%20May%2C%201895-%22&sort_by=title_az&format=rss 5 0 50 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=1823 By Charters, W. W..
New York : MacMillan, 1945 .
xiii, 178 p. :

]]> Place hold on All trough the day /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=1823 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=9429 By Strang, Ruth May,.
Buenos Aires : Paidós, 1965 .
158 p.

]]> Place hold on Cómo informar a los padres /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=9429 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=22823 By Strang, Ruth May,.
México : Centro Regional de Ayuda Técnica, AID, 1970 .
47 p.

]]> Place hold on Estudio dirigido y trabajo extraescolar /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=22823 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=71956 By STRANG, Ruth May, 1895-.
.
187-191

]]> Place hold on Levels of reading diagnosis

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=71956 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=40172 Buenos Aires : Paidós, 1966 .
150 p.

]]> Place hold on Motivación y diferencias individuales en la escuela /

]]> https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=40172