Leadership in middle level education  volume I : a national survey of middle level leaders and schools 
Jerry W. Valentine, et al ... 
 - Reston, VA  National Association of Secondary School Principals  c1993. 
 - 114 p.  25 cm. 
<br/><br/><label>ISBN: </label>0882102745 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Middle Schools