@book{38,
	author = {Prasad, K V K K },
	title = {Principles of Digital Communication Systems and Computer Networks},
	publisher = {Dreamtech Press},
	year = {2013,c2004},
	address = { New Delhi},
	edition = {2nd},
	note = {Principles of Data Communication Systems and Computer Networks is a comprehensive coverage of Digital communication, Data Communication Protocols and Mobile Computing.It covers topics Multiplexing & Multiple accesses Radio Communications Terrestrial & Satellite Error Detection & CorrectionISO/ OSI Protocol ArchitectureWired Internet DNS, RADIUS, Firewalls, VPNCellular Mobile Communication GPS, CTI, Wireless Internet Multimedia Communication over IP Networks}
}