Freeman, H. E., Rossi, P. H., & Rosenbaum, S. (1980). Evaluating social projects in developing countries. Development Centre of the Organisation for Economic Co-operation and Development ; OECD Publications and Information Center, distributor.
Chicago-referens (17:e uppl.)Freeman, Howard E., Peter H. Rossi, och Sonia Rosenbaum. Evaluating Social Projects in Developing Countries. Paris : Washington, D.C.: Development Centre of the Organisation for Economic Co-operation and Development ; OECD Publications and Information Center, distributor, 1980.
MLA-referens (8:e uppl.)Freeman, Howard E., et al. Evaluating Social Projects in Developing Countries. Development Centre of the Organisation for Economic Co-operation and Development ; OECD Publications and Information Center, distributor, 1980.