000 00318nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a624
100 _aKothari C R
245 0 _aResearch Methodology : Methods and Techniques_4th Ed.
250 _a4
260 _bNew Age International, New Delhi
_c2019
942 _cBK
999 _c35815
_d35815