Fry, Edward B. <br/><br/>
Teaching machines and programmed instruction an introduction 
Edward B. Fry 
 - New York:  McGraw-Hill,  1963. 
 - 215p. 
<br/><br/> HB 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational Technology
<br/><br/><label>Dewey Class. No.: </label>371.33  / FRT