TY  - BOOK
AU  - Couch,Leon W.
TI  - Digital and analog communication systems
SN  - 9789332518582
U1  - 621.3 22
PY  - 2009///
CY  - New Delhi
PB  - Pearson
KW  - Telecommunication systems
KW  - Digital communications
N1  - Includes bibliographical references and index
ER  -