Hughes, Richard L. Leadership : enhancing the lessons of experience / Richard L. Hughes, Robert C. Ginnett, Gordon J. Curphy. - 6th ed. - Boston : McGraw-Hill Irwin, c2009. - xvi, 704 p. : ill. ; 24 cm. Fakulti Keusahawanan dan Perniagaan. Includes bibliographical references and index. ISBN: 0073405043 9780073405049 Subjects--Topical Terms: Leadership.