TY  - BOOK
AU  - Kothri, C R
TI  - Research Methodology : : Methods and Techniques 
SN  - 9788122436235
U1  - 001.42 
PY  - 2019///
CY  - Lon Don : 
PB  - Publishers, 
KW  - Research
KW  - Methodology
KW  - Social sciences
KW  - Phương pháp nghiên cứu
ER  -