TY  - BOOK
AU  - Das,J.
TI  - Review of digital communication : : state of the art in digital signalling, digital switching, and data networks / 
SN  - 9788122434118
U1  - 621.380 
CY  - New Delhi : 
PB  - New Age International Publishers, 
KW  - Digital communications
N1  - Includes bibliographical references and index,
ER  -