Crowe, W. C., Auxter, D., & Pyfer, J. (1981). Principles and methods of adapted physical education and recreation (Fourth edition.). C.V. Mosby.
Chicago Style aipamenaCrowe, Walter C., David Auxter, and Jean Pyfer. Principles and Methods of Adapted Physical Education and Recreation. Fourth edition. St. Louis, Missouri: C.V. Mosby, 1981.
MLA aipamenaCrowe, Walter C., et al. Principles and Methods of Adapted Physical Education and Recreation. Fourth edition. C.V. Mosby, 1981.
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