TY  - GEN
AU  - A Thangamani Ramalingam
AU  - S. N. Senthil Kumar
TI  - Essentials of research methodology
SN  - 9789352706099
U1  - 001.42 
PY  - 2019///
CY  - New Delhi
PB  - Jaypee Brothers
KW  - Research methodology
ER  -