Fitzpatrick, J. J., Sanders, J. R., & Worthen, B. R. (2004). Program evaluation: Alternative approaches and practical guidelines (3rd ed.). Allyn and Bacon.
Cita Chicago Style (17a ed.)Fitzpatrick, Joyce J., James R. Sanders, y Blaine R. Worthen. Program Evaluation: Alternative Approaches and Practical Guidelines. 3rd ed. Boston [etc.]: Allyn and Bacon, 2004.
Cita MLA (9a ed.)Fitzpatrick, Joyce J., et al. Program Evaluation: Alternative Approaches and Practical Guidelines. 3rd ed. Allyn and Bacon, 2004.
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