TY  - BOOK
AU  - Blazek, Ron
TI  - Achieving accountability: readings on the evaluation of media ce ntres 
U1  - 027.80973 ACH 
PY  - 1981///
CY  - Chicago
PB  - ALA
KW  - Instructional materials centres
KW  - United States
KW  - Evaluation
KW  - Media programs (Education)
ER  -