000 00346nam a2200145Ia 4500
020 _a9780199105861
082 _b615.
_aF823
100 _a"Edwards, Richard"
245 0 _aMighty machines
260 _b,Oxford university press
_aoxford
_c2001
300 _a14
944 _cBK
999 _c504561
_d504561