000 00293nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a031
_bELH
100 _aElhance, D N
245 0 _aPractical problems in statistics
250 _a3
260 _aAllahabad
_bKitab Mahal
_c1958
942 _cBK
999 _c19447
_d19447