Chelimsky, E., & Shadish, W. R. (1997). Evaluation for the 21st century: A handbook. Sage Publications.
Chicago Style aipamenaChelimsky, Eleanor, and William R. Shadish. Evaluation for the 21st Century: A Handbook. Thousand Oaks: Sage Publications, 1997.
MLA aipamenaChelimsky, Eleanor, and William R. Shadish. Evaluation for the 21st Century: A Handbook. Sage Publications, 1997.
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