ISDN in the office - HICOM : technology and applications of the HICOM ISDN communication system
36
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Berlin : Siemens Aktiengesellshaff,
1985
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Gaiak: |
36
Formatua: | |
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Argitaratua: |
Berlin : Siemens Aktiengesellshaff,
1985
|
Gaiak: |