Hughes, Richard L. Leadership enhancing the lessons of experience / [Book] : Richard L. Hughes, Robert C. Ginnett, Gordon J. Curphy. - 5th ed. - Boston : McGraw-Hill/Irwin, c2006. - xvi, 592 p. : ill. ; 24 cm. Includes index. All. ISBN: 0072881208 Subjects--Topical Terms: Leadership. Dewey Class. No.: 303.3 4