000 00351nam a2200145Ia 4500
020 _a817758264X
082 _b1368
_a001.642
100 _a"Wayne Tomasi"
245 0 _aElectronic Communications System
260 _b,Pearson Education
_aUK
_c2006
300 _a1181
944 _cBK
999 _c629938
_d629938