00293nam a2200121Ia 4500008004100000020001800041041000800059082001900067100002100086245003100107260002500138300000800163211209s2000    xx            000 0 und d  a81-203-1662-2  aeng  a004.6 O 00 DER  aDERFLER, FRANK J  aPRACTICAL NETWORK CABLING   aNEW DELHIbPHIc2000  a258