Kumar, A. (1997). Encyclopaedia of human resource management vol.1: Human resource management: challenge of change. Anmol Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKumar, Ashok. Encyclopaedia of Human Resource Management Vol.1: Human Resource Management: Challenge of Change. New Delhi: Anmol Publications, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKumar, Ashok. Encyclopaedia of Human Resource Management Vol.1: Human Resource Management: Challenge of Change. Anmol Publications, 1997.
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