000 00335nam a2200145Ia 4500
020 _a0000000000
082 _b1105189
_a-
100 _a"CHasen Shelley"
245 0 _aBasic Computing
260 _bBPB Publication
_aSingapore
_c2005
300 _a64
944 _cBK
999 _c381925
_d381925