Strong Merle E <br/><br/>
Research in industrial education: Summaries of studies 1960-61 
U S Department of Health, Education and Welfare 
 - Washington, USA  U.S. Government Printing Office   1962 
 - iv,33p 
 - Trade and industrial education series; 75 .
<br/><br/><br/>Vocational division bulletin, 299 
<br/><br/><label>Source: </label>Textual