APA

Shephard R. J., . (1997). Aging, physical activity, and health. Champaign: Human Kinetcs.

Chicago

Shephard Roy J, . 1997. Aging, physical activity, and health. Champaign: Human Kinetcs.

Harvard

Shephard R. J., . (1997). Aging, physical activity, and health. Champaign: Human Kinetcs.

MLA

Shephard Roy J, . Aging, physical activity, and health. Champaign: Human Kinetcs. 1997.