TY  - GEN
AU  - Leon;Garcia Alberto,Widjaja;Indra
TI  - Communication network
SN  - 978-0-07-059501-9
U1  - 621.3821 L55C 
PY  - 2004///
CY  - New Delhi
PB  - Mcgraw hill education (India)
KW  - Computer science
ER  -