000 00375nam a2200145Ia 4500
008 210210b1975 xxu||||| |||| 00| 0 eng d
082 _a510.1 SAWM
100 _aSAWYER (W W).
245 _aMathematician's delight.
260 _aEngland
_bPenguin Books
_c1975
300 _a238
650 _aMathematics Maths Mathematics delight
690 _aMathematics
906 _a033302
999 _c84084
_d84084