@book{257155,
	author = {United States.},
	title = {Pruebas de la guerra qu�aimica y biol�aogica.},
	publisher = {U.S. Department of Veterans Affairs,},
	year = {2012.},
	address = {[Washington, D.C.] :},
	note = {Spanish version.},
	url = {http://purl.fdlp.gov/GPO/gpo73834}
}