Hageboeck, M. (1979). Manager's guide to data collection. Office of Evaluation, Bureau for Program and Policy Coordination, Agency for International Development.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHageboeck, Molly. Manager's Guide to Data Collection. Washington, D.C.: Office of Evaluation, Bureau for Program and Policy Coordination, Agency for International Development, 1979.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHageboeck, Molly. Manager's Guide to Data Collection. Office of Evaluation, Bureau for Program and Policy Coordination, Agency for International Development, 1979.
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