TY  - BOOK
AU  - Yadav B. S.
TI  - Research methods in social science
SN  - 8183291635 (hbk)
U1  - Sigma:f, P7 
PY  - 2007///
CY  - New Delhi
PB  - Shree Publishers India     
KW  -  RESEARCH METHODS
KW  - SOCIAL SCIENCES
ER  -