TY - BOOK AU - Sinnema,William TI - Digital, analog, and data communication SN - 0835913139 AV - TK 5105 .S558 1986 U1 - 621.38 19 PY - 1986/// CY - Englewood Cliffs, N.J. PB - Prentice-Hall KW - Data transmission systems KW - Digital communications N1 - "A Reston book."; Includes index ER -