APA (7th ed.) Citation

Gabriel, R. A. (1975). Program evaluation: A social science approach. MSS Information Corp..

Chicago Style (17th ed.) Citation

Gabriel, Richard A. Program Evaluation: A Social Science Approach. New York: MSS Information Corp., 1975.

MLA (9th ed.) Citation

Gabriel, Richard A. Program Evaluation: A Social Science Approach. MSS Information Corp., 1975.