Schwartz, Lawrence D. The professional's guide to fitness : staying fit while staying on track / Lawrence D. Schwartz. - Dallas, Tex. : Taylor Pub., c1999. - xii, 188 p. : ill. ; 24 cm. Includes bibliographical references (p. 185-186). ISBN: 0878331611 Subjects--Topical Terms: Physical fitnessExercise LC Class. No.: GV481 Dewey Class. No.: 613.7