Platt William J <br/><br/>
Research for educational planning    notes of emergent needs 

 -  1970 
<br/><br/><label>Standard No.: </label>149,059 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION; RESEARCH METHODS
<br/><br/><label>Dewey Class. No.: </label>T:8b4, L01