000 00351nam a2200145Ia 4500
020 _a0000000000
082 _b1308
_a001.642
100 _a"Bob Steele"
245 0 _aComputers and Communication
260 _b,Sunrise Publications
_aKarachi
_c1985
300 _a245
944 _cBK
999 _c629878
_d629878