TY  - BOOK
AU  - "Mackinnon, Dennis"
AU  - "McCrum, William; Sheppard, Donald"
TI  - An introduction to open systems interconnection
SN  - 0-7167-8180-8
U1  - 005.358 
PY  - 1990///
CY  - New York
PB  - Computer Science Press
ER  -