000 00318nam a22001337a 4500
020 _a9789811552038
082 _a519.52 VER/D
100 _aVERMA J P
245 _aDETERMINING SAMPLE SIZE AND POWER IN RESEARCH STUDIES
260 _aSINGAPORE
_bSPRINGER
_c2020
300 _a126
650 _aSTATISTICS
942 _cBK
999 _c77128
_d77128