Institute of Applied Manpower Research (India,New Delhi). (1968). Fact book on manpower ([2d rev. and enl. ed.].). Institute of Applied Manpower Research.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInstitute of Applied Manpower Research (India,New Delhi). Fact Book on Manpower. [2d rev. and enl. ed.]. Institute of Applied Manpower Research, 1968.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInstitute of Applied Manpower Research (India,New Delhi). Fact Book on Manpower. [2d rev. and enl. ed.]. Institute of Applied Manpower Research, 1968.
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