TY  - BOOK
AU  - HAYKIN S.
TI  - COMMUNICATION SYSTEMS 4TH ED
SN  - 978-81-265-0904-1
U1  - 621.38041 
PB  - WILEY INDIA PVT. LTD., NEW DELHI
KW  - DIGITAL COMMUNICATION (T.E.)
N1  - 13111
ER  -