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_223 _a621.382 _bINT |
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245 |
_aIsdn explained _b: worldwide network and applications technology _c/ edited by John M.Griffiths |
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300 | _axiii, 175 p. | ||
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650 | 4 |
_912128 _aNetwork |
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650 | 4 |
_917106 _aTelecommunication systems |
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700 |
_9103273 _aGriffiths, John M. _eedt |
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942 | _cS |