Lakein, A. (1973). How to get control of your time and your life. Signet Book.
Chicago-čujuhus (17. p.)Lakein, Alan. How to Get Control of Your Time and Your Life. New York: Signet Book, 1973.
MLA-čujuhus (9. p.)Lakein, Alan. How to Get Control of Your Time and Your Life. Signet Book, 1973.
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