TY  - BOOK
AU  - Tomasi,Wayne
AU  - Digital communications. 
AU  - Telecommunication systems. 
TI  - Advanced electronic communications systems / 
SN  - 9788120324978
U1  - 621.382 23
PY  - 2011///.
CY  - New Delhi : 
PB  - PHI Learning Pvt. Ltd., 
ER  -