Brooks, Donna L., 1955- Ten secrets of successful leaders : the strategies, skills, and knowledge leaders at every level need to succeed / Donna Brooks and Lynn Brooks. - 2nd ed. - New York : McGraw-Hill, c2005. - xix, 166 p. ; 24 cm. Includes index. ISBN: 0071453733 Subjects--Topical Terms: Leadership. LC Class. No.: HD57.7 / .B7625 2005