Student response in programmed instruction / 
edited by A. A. Lumsdaine 
 - Washington, D. C. :  National Academy of Sciences,  1961 
 - 555 p. :  ill., diagrs.. ;  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Programmed instruction
<br/><br/><label>Dewey Class. No.: </label>371.777