TY  - GEN
AU  - HUTCHINSON, S. E.
AU  - SAWYER, S. C.
TI  - Computer Communications Information  : A User's Introduction
SN  - 0-07-229748-4
U1  - 004 HUT 
PY  - 2000///
CY  - New York
PB  - Mcgraw- Hill  Higher Education
ER  -