Dyfyniad APA

Shephard, R. J. (1978). Physical activity and aging. Croom Helm.

Dyfyniad Arddull Chicago

Shephard, Roy J. Physical Activity and Aging. London: Croom Helm, 1978.

Dyfyniad MLA

Shephard, Roy J. Physical Activity and Aging. Croom Helm, 1978.

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