TY  - BOOK
AU  - Shay, William A
TI  - Understanding data communications & networks
SN  - 9789812400505
U1  - 004.65 SHA/U.1 
PY  - 1999///
CY  - Singapore
PB  - Thomson Learning, 
KW  - COMPUTER SCIENCE
KW  - COMMUNICATION ENGINEERING
KW  - NETWORK ENGINEERING
KW  - DATA COMMUNICATION
ER  -