TY  - BOOK
AU  - Kieffer, R.E. de
AU  - Cochran, Lee W.
TI  - Manual of Audio-Visual Techniques
U1  - 371.33 
PY  - 1966///
CY  - New Delhi
PB  - Prentice-Hall of India Pvt. Ltd.
KW  - Education
KW  - Social sciences
KW  - Audiovisual aids
KW  - Educational technology
ER  -