Kroll, W. A. (1983). Physical conditioning for winning football. Allyn and Bacon.
Chicago Style (17th ed.) CitationKroll, William A. Physical Conditioning for Winning Football. Boston: Allyn and Bacon, 1983.
MLA (9th ed.) CitationKroll, William A. Physical Conditioning for Winning Football. Allyn and Bacon, 1983.
Warning: These citations may not always be 100% accurate.