000 00434nam a2200181Ia 4500
001 2368
003 000
005 20210915131205.0
008 150525s9999 xx 000 0 und d
020 _a0 85012 194 9
040 _cTUM
100 _aBleazard G
245 _aWhy Packet Switching?
250 _a0
260 _aLondon
_bThe National Computing
_c1979
650 _aPacket Switching (Data Transmission)
942 _2lcc
_cBK
999 _c29380
_d29380