The Telephony Tutorials: A Practical Guide for Managing Business Telecommunications Resources (книга)
The Telephony Tutorials: A Practical Guide for Managing Business Telecommunications Resources | |
Автор: | Jane Laino |
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Оригинал издан: | ???? |
«The Telephony Tutorials: A Practical Guide for Managing Business Telecommunications Resources» — книга ???? года.
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«If you're asking yourself any of the following questions, this book's for you! · What's the best approach to purchasing a telephone system or local and long distance telephone service? Where are the pitfalls? · How can we reduce…»