@book{70897,
	author = {Proakis John G},
	title = {Digital Communications},
	publisher = {McGraw Hill (india)},
	year = {c.2008},
	address = {New Delhi},
	edition = {5th ed.},
	url = {http://www.amazon.com/Proakis-Salehi-5e-Digital-Communication/dp/9339204794/ref=sr_1_1?ie=UTF8&qid=1455002170&sr=8-1&keywords=9789339204792}
}