TY  - BOOK
AU  - Haykin, Simon
TI  - Communication Systems
SN  - 471571768
U1  - 621.382 HAY 
PY  - 1978///
CY  - New York
PB  - John Wiley & Sons
KW  - Telecommunication Engineering
KW  - Technology
N1  - Includes Index
ER  -