TY  - BOOK
AU  - De, Dipak  .
TI  - Handbook of extension education / 
SN  - 978-81-7754-403-9
U1  - Tk 
PY  - 2011///
CY  - Jodhpur : 
PB  - Agrobios (India) , 
KW  - Extension education
ER  -