TY  - BOOK
AU  - Proakis, J.G.and Salehi, M.
TI  - Digital communications
SN  - 9780071263788
AV  - TK5103.7.P7 2008 
PY  - 2008///
CY  - New York
PB  - McGraw- Hill
KW  - Digital communications
ER  -