APLET yearbook of educational and instructional technology 1972-73 
edited by A. J. Romiszowski 
 - London:  Kogan Page,  1972. 
 - 411p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational technology
<br/><br/><label>Dewey Class. No.: </label>371.3078  / APL