Media programs :  district and school / 
prepared by the American Association of School Librarians, ALA, and Association for Educational Communications and Technology. 
 - Chicago:   ALA,   1975.  
 - 128 σ. ;  21 εκ. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Audio-visual education
<br/><br/><label>Dewey Class. No.: </label>371.331