The principles of educational leadership & management / edited by Tony Bush, Les Bell and David Middlewood. - 2nd ed. - Los Angeles, CA : SAGE Publications, 2010. - xvi, 300 p. : ill. ; 25 cm. Includes bibliographical references and index. ISBN: 9781848602090 (hbk.) RM373.28 9781848602106 (pbk.) Subjects--Topical Terms: School management and organization.Educational leadership.