000 00351nam a2200145Ia 4500
020 _a9781471809309
082 _b965.
_a001.642
100 _a"WATSON,DAVID"
245 0 _aCambridge IGCSE Computer Science
260 _bHodder Education
_aUK
_c2011
300 _a181
944 _cBK
999 _c751547
_d751547