APA (7th ed.) Citation

United States. President's Committee on Mental Retardation. (1977). Mental retardation: Past and present. The Committee : For sale by the Supt. of Docs., U.S. Govt. Print. Off..

Chicago Style (17th ed.) Citation

United States. President's Committee on Mental Retardation. Mental Retardation: Past and Present. Washington: The Committee : For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977.

MLA (8th ed.) Citation

United States. President's Committee on Mental Retardation. Mental Retardation: Past and Present. The Committee : For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977.