000			00312nam a2200133Ia 4500
008			161018s9999 xx 000 0 und d
020			_a8181904765662
100			_aSingha.A _93367
245			_aPrinciples Of Communication Engineering
250			_a1Ed
260			_bS Chand
300			_bRs:0
490			_a13705
999			_c13705 _d13705