TY  - BOOK
AU  - Deb,N.N.
TI  - Telecommunication engineeing: line communications 
SN  - 812241253X
U1  - 621.382 
PY  - 2000///
CY  - New Delhi
PB  - New Age International
KW  - Telecommunication
N1  - Library has vol.1; Includes index
ER  -