000 00377nam a2200145Ia 4500
020 _a9780199142439
082 _b1104328
_a510
100 _a"A.J.Safler and D.W.S.Thorning"
245 0 _aUnderstanding Pure Mathematics
260 _bOxford University Press
_aEngland
_c1987
300 _a602
944 _cTB
999 _c633464
_d633464