TY  - BOOK
AU  - Gupta,C.Prakash
TI  - Data communications
SN  - 8120311183
U1  - 004.06 22
PY  - 1996///
CY  - New Delhi
PB  - Prentice-hall
KW  - Data transmission systems
KW  - Computer networks
N1  - Includes bibliographical references and index
ER  -