UNGERSON J G. (1983). HOW TO WRITE A JOB DESCRIPTION. INSTITUTE OF PERSONNEL MANAGEMENT.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUNGERSON J G. HOW TO WRITE A JOB DESCRIPTION. LONDON: INSTITUTE OF PERSONNEL MANAGEMENT, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUNGERSON J G. HOW TO WRITE A JOB DESCRIPTION. INSTITUTE OF PERSONNEL MANAGEMENT, 1983.
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