TY  - BOOK
AU  - Ban, A.W.Van Den
AU  - Hawkins, H.S. 
TI  - Agricultural Extension
SN  - 9788123905761
AV  - S544.5.B3 2002 
PY  - 2002///
CY  - New Delhi
PB  - CBS Publishers & Distributors
N1  - Includes Index and Glossary
ER  -