Carnegie, D., & Petkoff, R. (1998). How to stop worrying and start living: Time-tested methods for conquering worry (Unabridged.). Pocket Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCarnegie, Dale, और Robert Petkoff. How to Stop Worrying and Start Living: Time-tested Methods for Conquering Worry. Unabridged. New York: Pocket Books, 1998.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCarnegie, Dale, और Robert Petkoff. How to Stop Worrying and Start Living: Time-tested Methods for Conquering Worry. Unabridged. Pocket Books, 1998.
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