TY  - BOOK
AU  - Chowdhury, Sarthak & Mondal, Debabrata
TI  - Agricultural extension system
SN  - 9789390709915
U1  - 630.715 CHS A 
PY  - 2021///
CY  - New Delhi
PB  - CBS Publishers
KW  - Agriculture
KW  - G4513
ER  -