@book{3423,
	author = {Groff, James R. and Weinberg, Paul N.},
	title = {SQL : },
	publisher = {Osborne/McGraw-Hill,},
	year = {1999.},
	address = {Berkeley, Calif. :},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/description/mh023/99222909.html}
}