TY  - BOOK
AU  - Walrand,Jean
TI  - Communication networks : : a first course / 
SN  - 0256174040
AV  - TK5105.5 .W35 1998
PY  - 1998///
CY  - Boston
PB  - WCB/McGraw-Hill, 
KW  - Computer networks
N1  - Includes bibliographical references and index
ER  -