Butt, Dorcas Susan. The psychology of sport the behavior, motivation, personality, and performance of athletes Dorcas Susan Butt. - 2nd ed. - New York Van Nostrand Reinhold c1987. - xvii, 342 p. ill. 23 cm. Includes indexes. Bibliography: p. 305-329. ISBN: 0442214375 (pbk.) LCCN: 86009281 //r87 Subjects--Topical Terms: Sports--Psychological aspects.Motivation (Psychology) LC Class. No.: GV706.4 / .B87 1987 Dewey Class. No.: 796/.01