TY  - BOOK
AU  - Stallings, William
TI  - Data and computer communications
SN  - 0132433109
U1  - 004.6 
PY  - 2007///
CY  - Upper Saddle River, N.J.
PB  - Pearson Prentice Hall
KW  - Computer networks
KW  - Data communications
KW  - Data transmission systems
ER  -