Technical and economic criteria for media selection and planning in educational institutions
Unesco
Technical and economic criteria for media selection and planning in educational institutions - 1984 - 79p - Educational studies and documents, no.48 .
INSTRUCTIONAL MATERIALS
COMMUNICATION IN EDUCATION INSTRUCTIONAL MATERIALS
371.3 U-4T
Technical and economic criteria for media selection and planning in educational institutions - 1984 - 79p - Educational studies and documents, no.48 .
INSTRUCTIONAL MATERIALS
COMMUNICATION IN EDUCATION INSTRUCTIONAL MATERIALS
371.3 U-4T