Rossi, P. H., Freeman, H. E., & Rosenbaum, S. (1979). Evaluation: A systematic approach. Sage Publ.
Chicago Style (17th ed.) CitationRossi, Peter H., Howard E. Freeman, and Sonia Rosenbaum. Evaluation: A Systematic Approach. Beverly Hills [u.a.]: Sage Publ, 1979.
MLA (8th ed.) CitationRossi, Peter H., et al. Evaluation: A Systematic Approach. Sage Publ, 1979.
Warning: These citations may not always be 100% accurate.