00320nam a2200133Ia 4500008004100000041001200041082001600053100001800069245004400087250000800131260003100139300000800170650000800178221030s9999    xx            000 0 und d  aEnglish  a105.23bChi  aJ. S. Chitode 0aDigital communicationcby J. S. Chitode  a3rd  bTechnical Pub.aPunec2002  a297  aECE