000 00287nam a22001217a 4500
999 _c1798
_d1798
020 _a071954453
082 _a510
_bWAR
100 _aWarren.T
245 _aSteps in Understanding Mathematics 4
_cWarren.T
260 _aLondon
_bJohn Murray Ltd Company
_c1996
300 _a231p.
942 _cL