TY  - GEN
AU  - Chakrabarti, P.
TI  - A text book of Analog and digital communication
SN  - 8177000349
U1  - 621.382 
PY  - 2006///
CY  - Delhi
PB  - Dhanpat rai and Co
KW  - Analog communication
KW  - Digital communication
ER  -