APA引文

Drew, C. (1992). Mental retardation: A life cycle approach (5th.ed.). Macmillan.

Chicago Style (17th ed.) Citation

Drew, Clifford. Mental Retardation: A Life Cycle Approach. 5th.ed. New York: Macmillan, 1992.

MLA引文

Drew, Clifford. Mental Retardation: A Life Cycle Approach. 5th.ed. Macmillan, 1992.