The Present situation and trends of research in the field of special education, four studies Sweden and other Scandinavian countries, Union of Soviet Socialist Republics, United States of America, Uruguay.

Detaylı Bibliyografya
Müşterek Yazar: United Nations Educational Scientific and Cultural Organization
Materyal Türü: Kitap
Dil:English
Baskı/Yayın Bilgisi: Paris Unesco 1973.
Konular: