Washington (State). Governor's Mental Health and Mental Retardation Planning Committee & Washington (State). Governor's Interagency Committee on Health, Education and Welfare Programs. (1965). Washington plan for mental retardation: A report to the Governor.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Washington (State). Governor's Mental Health and Mental Retardation Planning Committee و Education and Welfare Programs Washington (State). Governor's Interagency Committee on Health. Washington Plan for Mental Retardation: A Report to the Governor. [Olympia, 1965.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Washington (State). Governor's Mental Health and Mental Retardation Planning Committee و Education and Welfare Programs Washington (State). Governor's Interagency Committee on Health. Washington Plan for Mental Retardation: A Report to the Governor. 1965.