TY  - BOOK
AU  - Biswas, Nripendra N.
TI  - Principles of carrier communication
SN  - 0-210-22711-7
U1  - TBB D66,4 L0;4 
PY  - 1970///
CY  - Bombay
PB  - Asia Publishing
N1  - Includes appendices and index
ER  -