TY  - BOOK
AU  - Singh,Brijendra
TI  - Data communications and computer networks
SN  - 9788120329690
PY  - 2009///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - Data transmission systems
KW  - Computer networks
N1  - Includes bibliographical references (349-353) and index
ER  -