The open classroom reader 
edited by Charles E. Silberman 
 - New York:  Vintage Books,  1973. 
 -  xxiii, 789p. 
<br/><br/> PB 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>0-394-71850-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Open plan schools
<br/><br/><label>Dewey Class. No.: </label>372.13  / OPE