TY  - BOOK
AU  - Ray, G. L.
TI  - Extension Communication and Management
SN  - 8185421560
U1  - 630.717 
PY  - 1999///
CY  - .- Calcutta
PB  - : Naya Prokash
KW  - Technology (Applied sciences)
KW  - Agriculture and related technologies
KW  - Communication
KW  - Extension
ER  -