Cowell, C. C., Schwehn, H. M., & Walker, J. (1973). Modern methods in secondary school physical education (Third edition.). Allyn and Bacon.
Chicago Style (17. basım) AtıfCowell, Charles Clarence, Hilda Marie Schwehn, ve June Walker. Modern Methods in Secondary School Physical Education. Third edition. Boston: Allyn and Bacon, 1973.
MLA (9th ed.) AtıfCowell, Charles Clarence, et al. Modern Methods in Secondary School Physical Education. Third edition. Allyn and Bacon, 1973.
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