Hord, Shirley M. <br/><br/>
Leading professional learning communities :  voices from research and practice / 
Shirley M. Hord, William A. Sommers ; foreword by Andy Hargreaves. 
 - Thousand Oaks, California :  Corwin Press,  c2008. 
 - xx, 163 p. :  ill. ;  26 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9781412944779 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School improvement programs--United States.<br/>Group work in education--United States.<br/>Educational change--United States.<br/>Educational leadership--United States.