Carnegie, D. (2021). How to Win friends and Influence People. Penguin Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCarnegie, Dale. How to Win Friends and Influence People. Gurugram: Penguin Books, 2021.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCarnegie, Dale. How to Win Friends and Influence People. Penguin Books, 2021.
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