TY  - BOOK
AU  - DHALIWAL, A. S
TI  - Audio-visual aids in extention education
U1  - 371.33 D38A 
PY  - 1971///
PB  - Ludhiana
KW  - AGRICULTURE EDUCATION -- STUDY & B TEACHINGV -- AUDIO - VISUAL
KW  - AGRICULTURAL EXTENSION WORK -- STUDY TEAC
KW  - AGRICULTURE EDUCATION -- STUDY & B TEACHIN
ER  -