Telecommunication services for developing economies : proceedings of the ITC Specialist Seminar, Cracow, Poland, 22-27 April, 1991
edited by Janusz Filipiak
Bok Engelsk 1991 ITC Specialist Seminar
| Utgitt | Amsterdam : Elsevier , 1991
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|---|---|
| Omfang | xi, 693 s. : ill.
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| Emner | |
| ISBN | 0444893326
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