000 00300nam a2200109Ia 4500
008 180426s2012 xx 000 0 und d
082 _a519.5 WAL-M
100 _aWalker, H.M.
245 0 _aMathematics Essential for Elementry Statistics
260 _aNew Delhi
_bOxford & IBH
_c1970
942 _2ddc
_cBB
999 _c130260
_d130260