000 00259nam a22001097a 4500
082 _a519.5024301
_bLEV. E
100 _aLevin, Jack
245 _aElementary statistics in social research
250 _a3
260 _aNewYork
_bHarper & Rao
_c1983
942 _cBK
999 _c211527
_d211527