TY  - BOOK
AU  - Heinich, Robert.
AU  - Molenda, Michael.
AU  - Russell, James D.
TI  - Instructional media, and the new technologies of instruction
SN  - 0471368938
U1  - 371.3/07/8  19
PY  - 1982///
CY  - New York
PB  - Wiley
KW  - Educational technology
KW  - Audio-visual education
N1  - Includes bibliographies and index
ER  -