TY - BOOK AU - Gray,David L. AU - Agnes E. Smith. TI - Case studies in 21st century school administration: addressing challenges for educational leadership SN - 9781412927536 AV - LB2805 .G684 PY - 2007/// CY - Thousand Oaks : PB - Sage Publications, KW - School administrators--Training of KW - School management and organization--Case studies N1 - Includes bibliographical references and index ER -