Seiger, L. H. (1990). Walking for fitness. Wm. C. Brown Publishers.
Citación estilo ChicagoSeiger, Lon H. Walking for Fitness. Iowa: Wm. C. Brown Publishers, 1990.
Cita MLASeiger, Lon H. Walking for Fitness. Wm. C. Brown Publishers, 1990.
Warning: These citations may not always be 100% accurate.