TY  - GEN
AU  - Kothari, S. R.
TI  - Research methodology: : Methods and techiques
SN  - 9789350301562
U1  - 001.42 
PY  - 2022///
CY  - New Delhi
PB  - Oxford book company
KW  - Educational research
KW  - Scientific research
KW  - Techniques of research
N1  - :Includes bibliographical reference and index
ER  -