Hawkins, Jerald D. Walking for fun and fitness / Jerald D. Hawkins, Sandra M. Hawkins. - 3rd ed. - Belmont, CA : Wadsworth/Thomson Learning, 2001. - viii, 120 p. : ill. ; 28 cm. Includes index. ISBN: 0534589324 RM92.26 Subjects--Topical Terms: Walking.Fitness walking.