Stiller, E. (1971). System of Manpower Planning on the Enterprise Level. The Institute of National Planning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रStiller, E. System of Manpower Planning on the Enterprise Level. Cairo: The Institute of National Planning, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रStiller, E. System of Manpower Planning on the Enterprise Level. The Institute of National Planning, 1971.
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