Whether you're an IT professional, a telecom professional, an office administrator, or just starting out in the business world, this book provides you with an organized, easy-to-use introduction to business telecommunications systems and services. It does
Buy from our bookstore and 25% of the cover price will be given to a school of your choice to buy more books. *15% of eBooks.
We use cookies to give you the best online experience. Please let us know if you agree to all of these cookies. To learn more view privacy and cookies policy.