TY  - BOOK
AU  - Haykin Simon.
TI  - Communication systems
SN  - 0471571788
AV  - TK5101.H37 1978 
PY  - 1978///
CY  - New York.
PB  - John Wiley & Sons, Inc.
KW  - Communications
N1  - Includes bibliographical references and index
ER  -