Dempsey, Richard A.,  1932- <br/><br/>
Differentiated staffing / 
Richard A. Dempsey and Rodney P. Smith, Jr 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1972 
 - xvi, 238 p. ;  24 cm. 
<br/><br/>Bibliography : p. 218-230 
<br/><br/><label>ISBN: </label>0132118548 
<br/><br/><label>LCCN: </label>72-001815 //r90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differentiated teaching staffs--United States