Achieving accountability :  readings on the evaluation of media ce ntres / 
edited by Ron Blazek. 
 - Chicago :  ALA,  1981 
 - xiii, 266 p. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Instructional materials centres--Evaluation--United States<br/>Media programs (Education)--Evaluation--United States
<br/><br/><label>Dewey Class. No.: </label>027.80973 ACH