00377nam a2200133Ia 4500008004100000041000800041082001900049100001900068245007300087250001200160260002300172365001600195700003200211230714s9999    xx            000 0 und d  aeng  a621.382'1bLEO  aLeon-Garcia A.  aCommunication Networks bFundamentals Concepts And Key Architectures  a2nd ed.  bTata McGraw - Hill  cRs.b450.00  aLeon-Garcia A. & Widjaja I.