TY - GEN AU - West-Burnham, John AU - O'Sullivan, Fergus TI - Leadership and professional development in schools : : how to promote techniques for effective professional learning SN - 0273624091 U1 - 371.0068 WES PY - 1998/// CY - London : PB - Pearson Education KW - Professional education N1 - Includes bibliographical references and index ER -