@book{7778,
	author = {Chakrabarti, N.B. and Datta, A.K.},
	title = {An Introduction to the Principles of Digital Communication /},
	publisher = {New Age International Pvt Ltd Publishers,},
	year = {2007.},
	address = {[S.l.] :},
	edition = {1st Ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/8122420834/chopaconline-20}
}