@book{7887,
	author = {Downing, Douglas.},
	title = {Dictionary of Mathematics Terms /},
	publisher = {Barron's,},
	year = {c1995.},
	series = {Barron's professional guides},
	address = {Hauppauge, NY :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0630/95012039-d.html}
}