TY  - BOOK
AU  - Wetzel, C. Douglas
TI  - Instructional effectiveness of video media
SN  - 9780805816983
U1  - 778.5992 
PY  - 1994///
CY  - New Jersey
PB  - Lawrence Erlbaum Associates Publishers
KW  - Video tapes in education, Video recording--production and direction, photography
ER  -