000 00327nam a2200133Ia 4500
008 220314s9999||||xx |||||||||||||| ||und||
080 _a510
100 _aWalsh, C E
245 0 _aWorked examples a level: Pure maths
260 _bCeltic Revision Aids, London
_c1979
300 _a116
650 _aMathematics
942 _cBOOK
999 _c15733
_d15733