Lakein, A. (1973). How to get control of your time and your life. Signet Book.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLakein, Alan. How to Get Control of Your Time and Your Life. New York: Signet Book, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLakein, Alan. How to Get Control of Your Time and Your Life. Signet Book, 1973.
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