APA aipamena

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

Chicago Style aipamena

Shadish, William R., Thomas D. Cook, and Laura C. Leviton. Foundations of Program Evaluation Theories of Practice. Newbury Park, London: Sage Pub, 1991.

MLA aipamena

Shadish, William R., et al. Foundations of Program Evaluation Theories of Practice. Sage Pub, 1991.