000 00363nam a2200145Ia 4500
020 _a9780789546180
040 _cPK-LaCSN
082 _bSHE
_a001.642
100 _a"Shelly, Gary B."
245 0 _aDiscovering computers 2000
260 _bCoursse Technology
_aLondon
_c1990
942 _2ddc
_cBK
999 _c244625
_d244625