TY  - BOOK
AU  - Couch,Leon W.
TI  - Digital and analog communication systems
SN  - 9788178083285 (pbk.)
U1  - 621.382 
PY  - 2005///
CY  - Delhi.
PB  - Pearson
KW  - Digital communications
KW  - Telecommunication systems
N1  - Includes bibliographical references (p. 710-722) and index
ER  -