Aspects of educational technology / 
edited by A. P. Mann and C. K. Brunstrom 
 - London  :  Pitman,  1969-1988 
 - 19 v. :  ill. ;  23 cm. 
<br/><br/> Published: Kogan Page, 1975-1978; London : Kogan Page ; New York : Nichols Pub., 1979-1988 
<br/><br/><label>ISBN: </label> PND3.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational technology--Congresses
<br/><br/><label>Dewey Class. No.: </label>371.3944