COWLING, A. (1984). Essence Of Personnel Mangement And Industrial Relations Alan Cowling And Philip James. Prentice-Hall.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCOWLING, Alan. Essence Of Personnel Mangement And Industrial Relations Alan Cowling And Philip James. Prentice-Hall, 1984.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCOWLING, Alan. Essence Of Personnel Mangement And Industrial Relations Alan Cowling And Philip James. Prentice-Hall, 1984.
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