TY  - BOOK
AU  -  Heinich Robert, Molenda Michael, Russell James D.
TI  - Instructional Media: and the new technologies of instruction
SN  - 0029460832
U1  - 371.3 
PY  - 1990///
CY  - New York
PB  - Macmillan Publishing Company
KW  - Educational Audiovisual Aids
KW  - Instructional Media
N2  -  Instructional Media, Educational Audiovisual Aids
ER  -