@book{4347,
	author = {Ramakrishnan, Raghu. and Gehrke, Johannes.},
	title = {Database management systems },
	publisher = {McGraw-Hill,},
	year = {c2003.},
	address = {Boston, Mass. :},
	edition = {3rd ed.},
	url = {http://www.loc.gov/catdir/description/mh024/2002075205.html}
}