000 00257nam a2200121Ia 4500
008 240801s9999 xx 000 0 und d
082 _bCHA-S
100 _aCHATURVEDI SN
245 0 _aSTATISTICS
260 _aNEW DELHI
_c2000
300 _a50
942 _cDB
999 _c45684
_d45684