TY  - BOOK
AU  - Kothari, C. R.
TI  - Research methodology: methods & techniques
SN  - 8173280363
U1  - 001.42 
PY  - 1990///
CY  - New Delhi
PB  - Wishwa Prakashan
KW  - Computer science
KW  - Research Methodology, Social sciences - Research
ER  -