APA (7th ed.) Citation

PATTON, J. R. [. a. (1987). Exceptional children in focus.-- Ed.4. Merrill Publishing Co.

Chicago Style (17th ed.) Citation

PATTON, James R. [et al]. Exceptional Children in Focus.-- Ed.4. Columbus: Merrill Publishing Co, 1987.

MLA (9th ed.) Citation

PATTON, James R. [et al]. Exceptional Children in Focus.-- Ed.4. Merrill Publishing Co, 1987.