@book{22791,
	author = {Gilbert, Creighton. and Caravaggio, Michelangelo Merisi da,},
	title = {Caravaggio and his two cardinals /},
	publisher = {Pennsylvania State University Press,},
	year = {c1995.},
	address = {University Park, Pa. :},
	url = {http://www.loc.gov/catdir/enhancements/fy1309/93044381-b.html}
}