TY  - GEN
AU  - Dale, Edgar
TI  - Audiovisual Methods in Teaching / 
U1  - 371.33,DAL 
PY  - 1946///
CY  - london
PB  - Rinehart and Winston
N1  - Part 1:- Theory and Practice of Audiovisual Teaching (Page-5), Part 2:- Media and Materials of Audiovisual Teaching (Page-139), Part 3:- Systems and Technology (Page-601)
ER  -