Olson, Edward C., 1926- Conditioning fundamentals [electronic resource] / [by] Edward C. Olson.. — Columbus, Ohio, : C.E. Merrill Pub. Co., [1968]. — ix, 132 p. : illus. 21 cm. — (Merrill sports series).
Bibliography: p. 129-130.
68019539
Physical fitness.
Gymnastiek.
Sporttraining.
Lichamelijke conditie.
GV481 / .O36
613.7