APA Edition Citation

Cook, T. D., Leviton, L. C., & Shadish, W. R. (1991). Foundations of program evaluation: Theories of practice.

Chicago Edition Citation

Cook, Thomas D., Laura C. Leviton, and William R. Shadish. Foundations of Program Evaluation: Theories of Practice. New Delhi, Sage Publications, 1991.

MLA Edition Citation

Cook, Thomas D., et al. Foundations of Program Evaluation: Theories of Practice. 1991.