TY  - BOOK
AU  - Wilkinson T S
AU  -  Bhandarkar P L
TI  - Methodology and techniques of social research
U1  - Sigma b4, L7 
PY  - 1977///
CY  - Bombay
PB  - Himalaya India         
KW  - Social Science
N1  - Bibliography P 413-16
ER  -