TY  - BOOK
AU  - Singh,R.P.
AU  - Sapre,S D,jtauth
TI  -  Communication systems: Analog & digital 
SN  - 9780070634541
U1  - 621.382 23
PY  - 2007/// [Reprinted 2009]
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Telecommunication systems.
KW  - Digital communications
KW  - Signal theory (Telecommunication)
N1  - Includes index
ER  -