000 00416nam a22001457a 4500
020 _a0803929498
082 _a001.422
_bKRH
100 _aKraemer, Helena Chmura
_98140
245 _aHow many subjects?
_b: statistical power analysis in research
260 _aNewbury Park:
_bSage Publications,
_c1991.
300 _a120p.
650 _aResearch-Stastical methods.
_99112
700 _aThieman, Sue
_98142
942 _cBK
999 _c64580
_d64580