Powel, Robert G. <br/><br/>
Classroom communication and diversity : enhancing instructional practice / 
Powel, Robert G. 
 - 3rd ed. 
 - London:  Routledge,  2010. 
 - xv, 319p.; 24cm. 
 - Routledge Communication series .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9781138897915 
<br/><br/><label>Dewey Class. No.: </label>370.117 POW