000 00348nam a2200145Ia 4500
020 _a0732736706
082 _b1873
_a000
100 _a"Cowley, Joy","Granger, Betty"
245 2 _aA eorld of computers + Troy's Flying Machine
260 _c2004
300 _a48
944 _cR
999 _c679454
_d679454