https://sibi.upn.mx/cgi-bin/koha/opac-search.pl?q=ccl=pl%3A%22Warsaw%2C%20Polish%20%3A%22&sort_by=title_az&format=rss 2 0 50 ISBN: https://sibi.upn.mx/cgi-bin/koha/opac-detail.pl?biblionumber=132654 Warsaw, Polish : Ministry of Education, 1977 .
62 p. ; , Informe presentado en la Conferencia Internacional de Educación.

]]> Place hold on The Development of education in Polish people's republic 1974-1976.

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103 p. ; , Informe presentado en la Conferencia Internacional de Educación 8302017922

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