Worthen, B. R., Sanders, J. R., & Fitzpatrick, J. L. (1997). Program evaluation: Alternative approaches and practical guidelines (2a. ed.). New York: Longman.
Chicago Style CitationWorthen, Blaine R., James R. Sanders, and Jody L. Fitzpatrick. Program Evaluation: Alternative Approaches and Practical Guidelines. 2a. ed. New York: Longman, 1997.
MLA CitationWorthen, Blaine R., James R. Sanders, and Jody L. Fitzpatrick. Program Evaluation: Alternative Approaches and Practical Guidelines. 2a. ed. New York: Longman, 1997.
Warning: These citations may not always be 100% accurate.