Programmed instruction:    the sixty-sixth yearbook / 
edited by Phil C. Lange 
 - xii, 340 pages :  24 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Periodicals<br/>Programmed instruction--Periodicals
<br/><br/><label>Dewey Class. No.: </label>370.005