000			002800000a22001330004500
245			_aAdditional pure mathematics
100			_aClarke, L.H.
100			_aNorton, F.G.J.
250			_a3d ed.
260			_bHeinemann _c1980
080			_a51 _bC6
041			_aEN
942			_cBK
999			_c115928 _d115928