APA (7 वां संस्करण) प्रशस्ति पत्र

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.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Freeman, Howard E., Peter H. Rossi, और 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.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

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.

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