TY  - BOOK
AU  - Ray, G.L.
TI  - Extension communication and management
SN  - 9788127268404
U1  - 658.45 
PY  - 2011///
CY  - New Delhi
PB  - Kalyani Publishers
KW  - Extension concept principles scope
KW  - Rural society
KW  - Communication process
KW  - rural youth and women
ER  -