TY  - BOOK
AU  - Stallings, William 
TI  - Data and computer communications / William Stallings. 
SN  - 9780132381956
U1  - 004.6 STA 
CY  - Upper Saddle River, N.J. : PeaRed Sporton Education, c2007
KW  - Data transmission systems   Computer networks
ER  -