00391nam a2200145Ia 4500008004100000020001800041041000800059082001800067100003600085245007000121250001200191260002400203300000900227650000900236231031s2012    xx            000 0 und d  a9780849309281  aeng  a004.6/HUR/SIN  aGurdeep S. Hura, Mukesh Singhal  aData and computer communications : networking and internetworking  a1st Ed.  aUSbCRC PRESSc2012  a1140  aData