APA (7th ed.) Citation

Não informado. (1964). MENTAL RETARDATION ABSTRACTS. National Clearinghouse for Mental Health Information.

Chicago Style (17th ed.) Citation

Não informado. MENTAL RETARDATION ABSTRACTS. Bethesda, Md: National Clearinghouse for Mental Health Information, 1964.

MLA (8th ed.) Citation

Não informado. MENTAL RETARDATION ABSTRACTS. National Clearinghouse for Mental Health Information, 1964.

Warning: These citations may not always be 100% accurate.