APA (7th ed.) Citation

Scheerenberger, R. C. (1987). A history of mental retardation: A quarter century of promise. P.H. Brookes Pub. Co..

Chicago Style (17th ed.) Citation

Scheerenberger, R. C. A History of Mental Retardation: A Quarter Century of Promise. Baltimore: P.H. Brookes Pub. Co., 1987.

MLA (9th ed.) Citation

Scheerenberger, R. C. A History of Mental Retardation: A Quarter Century of Promise. P.H. Brookes Pub. Co., 1987.