000 00350nam a2200145Ia 4500
005 20250308020008.0
008 150502s9999||||xx |||||||||||||| ||und||
082 _a621.382 KEN
100 _a"Kennedy ,davis"
245 _aElectronic Communication System
250 _a2003
300 _a621.382 KEN
600 _aEngineering
942 _2ddc
_cBK
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999 _c10884
_d10884