The integration of mentally retarded persons into society : D.M.G. Beasley.

מאת Beasley, D. M. G. (Donald Maurice Geddes), 1920-
יצא לאור 1980

Self advocacy by mentally retarded persons : a New Zealand study /

מאת Howie, Dorothy R. (Dorothy Ruth), 1945-
יצא לאור 1986

The Seminar on Educational and Vocational Opportunities for Mentally Retarded Children and Adults, Burma Lodge, Wellington, 18, 19, 20 May 1981 : seminar addresses.

יצא לאור 1982

Standards for residential services.

יצא לאור 1980