TY  - BOOK
AU  - Turpin,John
AU  - Sarch,Ray
TI  - Data communications: beyond the basics 
SN  - 0076069508
U1  - 384.3 22
PY  - 1986///
CY  - New York, N.Y.
PB  - McGraw-Hill
KW  - Data transmission systems
KW  - Computer networks
N1  - Includes index
ER  -