@book{20956,
	author = {Clark, William R.,},
	title = {The experimental foundations of modern immunology /},
	publisher = {Wiley,},
	year = {c1991.},
	address = {New York :},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/description/wiley035/90013085.html}
}