@book{9639,
	author = {Forouzan, Behrouz A.},
	title = {Introduction to cryptography and network security},
	publisher = {McGraw-Hill Higher Education,},
	year = {c2008.},
	address = {Boston :},
	url = {http://www.loc.gov/catdir/enhancements/fy0737/2006052665-d.html}
}