00342nam a2200133Ia 4500008004100000020001500041041001200056082001100068100001900079245006000098260003400158300000800192650000800200221030s9999    xx            000 0 und d  a8189757067  aEnglish  a105.23  aP. Chakrabarti 0aPrinciples of Digital Communicationscby P. Chakrabarti  bDhanpat Rai Pub.aDelhic2001  a441  aECE