Wall, W. D. Constructive education for special groups : handicapped and deviant children / William Douglas Wall. - Paris : Unesco, c 1979. - ix, 144 p. ; 24 cm. - Studies and surveys in comparative education. . Includes index. 333 333 ISSN: 92-3-101588-5 Subjects--Topical Terms: Special education. Dewey Class. No.: 379.1 / U3c