TY  - BOOK
AU  - Heinich,Robert
AU  - Molenda,Michael
AU  - Russell,James D.
TI  - Instructional media and the new technologies of instruction
SN  - 0471878359 :
AV  - LB1028.3 .H45 1985
PY  - 1985///
CY  - New York
PB  - Wiley
KW  - Educational technology
KW  - Audio-visual education
N1  - Includes bibliographies and index
ER  -