000 00336nam a2200145Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
020 _a81-8054-201-7
082 _a519.5
082 _bGUP/E
100 _aS.P.
_bGUPTA
245 0 _aELEMENTARY STATISTICAL METHODS
260 _aDELHI
260 _bSULTAN CHAND & SONS
260 _c1999
999 _c10289
_d10289