TY  - BOOK
AU  - Ray, G. L.
TI  - Extension communication and management
SN  - 9788127268404
U1  - 630.715 RAY 
PY  - 2015///
CY  - New Delhi
PB  - Kalyani Publishers
KW  - Rural extension
KW  - Agricultural extension work
N1  - BIB
ER  -