TY  - BOOK
AU  - Stallings, William. 
TI  - Data and computer communications
SN  - 0024154512
U1  - 004.6 STA 23
PY  - 1988///
CY  - New York : 
PB  - Macmillan
KW  - Data transmission systems
KW  - Computer networks
N1  - Includes bibliographies and index
ER  -