Á lódáil...
Electronic switching: Central office system of the world
| Príomhúdar: | |
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| Formáid: | Printed Book |
| Teanga: | English |
| Foilsithe: |
New York
Institute of Electrical and Electronics Engineers
1976
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| Ábhair: |
| Cur Síos ar an Mír: |
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