Cita APA

Stutman, F. A. (1980). The doctor´s walking book: How to walk your way to fitness and health (1st ed. --.). New York: Ballantine Books.

Citación estilo Chicago

Stutman, Fred A. The Doctor´s Walking Book: How to Walk Your Way to Fitness and Health. 1st ed. --. New York: Ballantine Books, 1980.

Cita MLA

Stutman, Fred A. The Doctor´s Walking Book: How to Walk Your Way to Fitness and Health. 1st ed. --. New York: Ballantine Books, 1980.