TY  - BOOK
AU  - Shay,William A.
TI  - Understanding data communications and networks
T2  - The PWS series in computer science
SN  - 0534202446
AV  - TK5105  S538U
PY  - 1995///
CY  - Boston, Mass.
PB  - : PWS-Kent
KW  - Data transmission systems
KW  - Handbooks, manuals, etc
KW  - Computer networks
ER  -