Lumsdaine A A Ed. <br/><br/>
Teaching machines and programmed learning : A source book 

 - New York, USA  National Education Association of the United States   1960 
 - xii,724p 
<br/><br/><label>Source: </label>TextBook 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education; Vocational Guidance