000 00300nam a2200121Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
082 _a621.382 SHA
100 _aShanmugam, Sam, K
245 0 _aDigital and analog communication systems
260 _aJohn Weily
_c1985
300 _b0
650 _aWWW
999 _c136995
_d136995