@book{6060,
	author = {Koshy, Thomas.},
	title = {Discrete mathematics with applications /},
	publisher = {Elsevier Academic Press,},
	year = {c2004 [Indian Reprinted 2005].},
	address = {Amsterdam ;},
	url = {http://www.loc.gov/catdir/description/els041/2003057854.html}
}