APA (7th ed.) Citation

Attwell, A. A., & Clabby, D. A. (1975). The retarded child: Answers to questions parents ask. Western Psychological Services.

Chicago Style (17th ed.) Citation

Attwell, Arthur A., and D. Ann Clabby. The Retarded Child: Answers to Questions Parents Ask. Los Angeles, Calif.: Western Psychological Services, 1975.

MLA (9th ed.) Citation

Attwell, Arthur A., and D. Ann Clabby. The Retarded Child: Answers to Questions Parents Ask. Western Psychological Services, 1975.