000 00262nam a22001217a 4500
020 _a9789352837267
082 _a519.5
100 _aPILLAI R.S N
245 _aSTATISTICS THEORY AND PRACTICE
250 _a8TH
260 _aNOIDA
_bS. CHAND
_c1984
942 _cBK
999 _c9455
_d9455