TY  - BOOK
AU  - Das, J., 
TI  - Principles of digital communications / 
SN  - 0-85226-150-0
U1  - 621.382 
PY  - 2000///reprint
CY  - N.Delhi
PB  - New Age International.
KW  - Digital communications
KW  - Communications
N1  - Includes index
ER  -