@book{268855,
	author = {United States.},
	title = {Pruebas de guerra qu�aimica y biol�aogica.},
	publisher = {Departamento de Asuntos de Veteranos,},
	year = {2006.},
	address = {[Washington, D.C.] :},
	note = {Spanish version.},
	url = {http://purl.fdlp.gov/GPO/LPS76954}
}