000 00328nam a2200145 4500
020 _a9781847240088
024 _a255797146
050 _aQA39.3
082 _a510
100 1 _aTony Crilly
245 1 _a50 Mathematical Ideas You Really Need to Know
260 _bQuercus Publishing Plc
650 _aMathematics
999 _c4549
_d4549