APA (7th ed.) Citation

Drew, C. J., Hardman, M. L., & Logan, D. R. (1988). Mental retardation: A life cycle approach (4th ed.). Merrill.

Chicago Style (17th ed.) Citation

Drew, Clifford J., Michael L. Hardman, and Donald R. Logan. Mental Retardation: A Life Cycle Approach. 4th ed. Columbus, Ohio: Merrill, 1988.

MLA (9th ed.) Citation

Drew, Clifford J., et al. Mental Retardation: A Life Cycle Approach. 4th ed. Merrill, 1988.