A course in telephone traffic engineering /
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| Corporate Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
[Melbourne] :
Australian Post Office,
1967.
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| Subjects: |
| Item Description: | 2 l. errata inserted. |
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| Physical Description: | 139 p. : diagrs., graphs, tables. ; 25 cm. |