Landesman, S Normalization and deinstitutionalization of mentally retarded individuals. Controversy and facts. [electronic resource] - The American psychologist Aug 1987 - 809-16 p. digital Publication Type: Historical Article; Journal Article ISSN: 0003-066X Standard No.: 10.1037//0003-066x.42.8.809 doi Subjects--Topical Terms: Deinstitutionalization--historyHistory, 20th CenturyHumansIntellectual Disability--rehabilitationMental Health ServicesSocial Environment