000 00382nam a2200157 4500
003 OSt
008 220602b |||||||| |||| 00| 0 eng d
020 _a0112706193
082 _a510
_bBET
245 _aBetter Mathematics
260 _aLondon:
_bHer majestry,
_c1987.
300 _avii,104p.;
_bill.;
_c28cm
650 0 _aMathematics
650 0 _aP.M.P Collection
942 _2ddc
_cSR
999 _c96269
_d96269