Achua ,Christopher F. Effective Leadership / by Christopher F. Achua and Robert N. Lussier - 4th ed. - Canada: Cengage Learning, 2010. - xxv,466p. ISBN: 9780324785364 Subjects--Topical Terms: Change ManagementCharismContingency LeadershipManagement Dewey Class. No.: 658.4092 / ACH/E