Gill, Roger, Theory and practice of leadership / [print] Roger Gill. - second edition. - Thousand Oaks, California : Sage Publications, (c)2011. - xviii, 532 pages ; 25 cm. ISBN: 9781849200233 9781849200240 LCCN: 2011929091 Subjects--Topical Terms: Leadership. LC Class. No.: HD57.G475.T446 2011 HD57