Decker, C. L. (1998). Winning with the P & G. 99. Pocket Books.
Chicago-čujuhus (17. p.)Decker, Charles L. Winning with the P & G. 99. New York: Pocket Books, 1998.
MLA-čujuhus (9. p.)Decker, Charles L. Winning with the P & G. 99. Pocket Books, 1998.
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