Cita APA (7th ed.)

Seiger, L. H. (1990). Walking for fitness. Wm. C. Brown Publishers.

Cita Chicago (17th ed.)

Seiger, Lon H. Walking for Fitness. Iowa: Wm. C. Brown Publishers, 1990.

Cita MLA (9th ed.)

Seiger, Lon H. Walking for Fitness. Wm. C. Brown Publishers, 1990.