Crosby, Philip B. Leading, the art of becoming an executive / Philip B. Crosby. - New York : McGraw-Hill, c1990. - x, 214 p. ; 22 cm. Spine title: Leading. ISBN: 0070145679 : $19.95 LCCN: 89036427 Subjects--Topical Terms: Leadership.Executive ability. LC Class. No.: HD 57.7 / .C755 1990