एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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