Gordon, George N. <br/><br/>
Videocassette technology in American education / 
by George N. Gordon. 
 - New Jersey :  Educational Technology,  c1972. 
 - 161 p. :  ill. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0877780358 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Audio-visual education.
<br/><br/><label>LC Class. No.: </label>LB1044.4  / .G67