000 00273nam a22001217a 4500
020 _a9789351611769
100 _aGUPTA S.P
245 _aSTATISTICAL METHODS
250 _a46TH
260 _aNEW DELHI
_bSULTAN CHAND
_c1969
300 _aXXII R. 147 +A. 43P
942 _cBK
999 _c9459
_d9459