@book{58793,
	author = {Silberschatz, Abraham. and Korth, Henry F.},
	title = {Database system concepts /},
	publisher = {WCB/McGraw-Hill,},
	year = {c1999.},
	address = {Boston, Mass :},
	edition = {3rd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0602/98013188-d.html}
}