Popper Samuel H <br/><br/>
American middle school : An organizational analysis 

 - Waltham  Blaisdell Publishing Company  1967 
 - xxii,378p 
 - A blaisdell book in education .
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education