Wallington, C.J.  <br/><br/>
Jobs in instructional media  (Book) 

 - Washington, D.C.  Association for Educational Communications & Technology  1970 
 - 304p.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Instructional materials personnel--Job descriptions Job evaluation--Instructional materials personnel
<br/><br/><label>Universal Decimal Class. No.: </label>65.015.3: 658.3 WAL  / 452