00390nam a2200145Ia 4500008004100000020001500041041001200056082001600068100001100084245006600095260004900161300000800210650000800218700001800226221030s9999    xx            000 0 und d  a0852261500  aEnglish  a105.23bDas  aJ. Das 0aPrinciples of Digital Communicationcby J. Das, S. K. Mullick  bNew  Age International Pub.aNew Delhic2003  a645  aECE  aS. K. Mullick