000 00360nam a2200145Ia 4500
020 _a9780521170635
082 _b1017T
_a001.642
100 _a"Leadbetter Chris"
245 0 _acambridge IGCSE computer studies
260 _bCambridge university
_aUk
_c2011
300 _a306
944 _cTB
999 _c790973
_d790973