TY - BOOK AU - Marion Cole TI - Introduction to Telecommunications: Voice,Data,and the Internet SN - 9788178089737 U1 - 621.382 COL PY - 2002/// CY - Upper Saddle River, N.J. PB - : Prentice Hall KW - Telecommunication KW - Telecommunications PSTN Technology KW - Voice,Data,and the Internet KW - Marion Cole KW - Computer Science ER -