TY - BOOK AU - Bush, Tony, AU - Bell, Les, AU - Middlewood, David, TI - The principles of educational leadership and management/ SN - 9781848602106 U1 - 371.20110941 THE 2010 PY - 2010/// CY - Los Angeles PB - SAGE KW - Educational leadership KW - Great Britain KW - School management and organization N1 - Includes bibliographical references and index ER -