000 00283nam a2200109Ia 45e0
008 181001s1990 xx 000 0 und d
100 _aJoe camplrell
245 4 _aThe RS – 232 solution
260 _aDelhi
_bB.P.B publ.
_c1990
300 _a196
942 _2ddc
_cBK
999 _c3905
_d3905