APA (7 वां संस्करण) प्रशस्ति पत्र

Barnabas, B. (1984). Develop your power to deal with people. Parker Publishing.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Barnabas, Bentley. Develop Your Power to Deal with People. India: Parker Publishing, 1984.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Barnabas, Bentley. Develop Your Power to Deal with People. Parker Publishing, 1984.

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