TY  - BOOK
AU  - Peterson,Larry L.
AU  - Davie, Bruce S.,
TI  - Computer networks: a systems approach 
SN  - 9780123851383(pbk) :
U1  - 004.6 
PY  - 2012///
CY  - Amsterdam, Boston
PB  - Elsevier
KW  - Computer networks
KW  - Digital communications
N1  - Includes bibl. references and index
ER  -