TY  - BOOK
AU  - G.L. Ray 
AU  - Sagar Mondal 
TI  - Research methods in Social Sciences and Extension Education 
SN  - 978-81-272-1463-9
PY  - 2006///
CY  - New Delhi
PB  - Kalyani Publishers 
KW  - Research Methods Social Sciences Extension Education
ER  -