TY  - BOOK
AU  - READ,RICHARD
TI  - Data communications and computer networks: for computer scientists and engineers 
SN  - 8131726088 (paperback)
U1  - 004.6 
PY  - 2003///
CY  - New Delhi
PB  - PEARSON EDUCATION
UR  - http://www.amazon.com/exec/obidos/ASIN/8131726088/chopaconline-20
ER  -