000 00250nam a2200121Ia 4500
008 220201s1994 xx 000 0 eng d
082 _a0
_bSAH
100 _aSaha ,S .
245 0 _aMath + Statstis .
260 _c1994
300 _a850
942 _2ddc
999 _c7648
_d7648