TY  - GEN
AU  - Kothari , C.R.  
TI  - Research methodology: methods and techniques
SN  - 8173280363
U1  - 001.42 
PY  - 1990///
CY  - New Delhi
PB  - Wishwa Prakashan 
KW  - RESEARCH - METHODS
KW  - RESEARCH - TECHNIQUES
KW  - RESEARCH METHODOLOGY
ER  -