APA (7th ed.) Citation

Heber, R. F. (1970). Epidemiology of mental retardation. Thomas.

Chicago Style (17th ed.) Citation

Heber, Rick F. Epidemiology of Mental Retardation. Springfield, Ill.: Thomas, 1970.

MLA (9th ed.) Citation

Heber, Rick F. Epidemiology of Mental Retardation. Thomas, 1970.

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