TY  - BOOK
AU  - Ray, G. L.
AU  - Mondal, Sagar.
TI  - Research Methods in Social Sciences and Extension Education / 
SN  - 8127214639
U1  - 300.721 
PY  - 2004///
CY  - .- Ludhiana
PB  - : Kalyani Publishers
KW  - Social Sciences
KW  - Extension Education
KW  - Research Methods
ER  -