@book{292837,
	author = {Gordon, Ronni L., and Stillman, David M.,},
	title = {Spanish vocabulary drills /},
	publisher = {McGraw Hill,},
	year = {2015.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy1506/2012938280-d.html}
}