Jensen, Clayne R. Scientific basis of athletic conditioning Clayne R. Jensen, A. Garth Fisher. - Philadelphia Lea & Febiger 1972. - x, 257 p. illus. - Health education, physical education, and recreation series . Includes index. Includes bibliographical references. ISBN: 0182103874 LCCN: 72079350 Subjects--Topical Terms: Sports--Physiological aspects.Physical fitness LC Class. No.: RC1235 / .J46 Dewey Class. No.: 612/.044