000 00300nam a2200133Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
082 _a519.5
082 _bGUP/P
100 _aS.P.
_bGUPTA
245 0 _aPRACTICAL STATISTICS
260 _anew delhi
260 _bS.CHAND & COMPANY LTD
260 _c1971
999 _c7660
_d7660