Kasch, Fred W. Adult fitness : : principles and practice / [electronic resource] / Fred W. Kasch, John L. Boyer.. — Palo Alto, Calif. : : Mayfield Pub. Co.,, c1968.. — 147 p. : : ill. ; 21 cm. Includes index. Bibliography: p. 124-128. ISBN: 087484200X (paper) 9780874842005 (paper) 0874842018 (cloth) 9780874842012 (cloth) Subjects--Topical Terms: Physical fitness.Exercise.Condition physique. LC Class. No.: GV481 / .K3