Rossi, P. H. 1., Freeman, H. E., & Lipsey, M. W. (2004). Evaluation: A systematic approach (7. edition.). Thousand Oaks: SAGE Publications.
Chicago Style CitationRossi, Peter Henry 1921-2006, Howard E. Freeman, and Mark W. Lipsey. Evaluation: A Systematic Approach. 7. edition. Thousand Oaks: SAGE Publications, 2004.
MLA CitationRossi, Peter Henry 1921-2006, Howard E. Freeman, and Mark W. Lipsey. Evaluation: A Systematic Approach. 7. edition. Thousand Oaks: SAGE Publications, 2004.
Warning: These citations may not always be 100% accurate.