TY  - BOOK
AU  - Ray, G.L.
AU  - Mondal, Sagar
TI  - Research methods in social sciences and extension education
SN  - 978-81-272-6746-9
U1  - 630.715 RAY-R 
PY  - 2019///
CY  - Ludhiana
PB  - Kalyani Publishers
KW  - Extension Education
ER  -