From Cell Phones to VOIP: The Evolution of Communication Technology
ebook ∣ Technology Books · Children's Reference & Nonfiction
By Baby Professor
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Before, communication was done face-to-face. These days, you can talk to someone who's at the opposite side of the world and get replies immediately. You can even see each other via electronic devices. Learn about the evolution of communication technology by reading this book. Secure a copy today!