TY  - BOOK
AU  - De Kieffer, R.E.
AU  - LeeW. Cochran
TI  - Manual of Audio Visual Techniques
U1  - 371.33 
PY  - 1966///
CY  - Newdelhi
PB  - Prentice - Hall International Inc.
KW  - Education
KW  - Teaching Aids, Audio Material
ER  -