*de Vatell, Emmerich. ''The Law of Nations''; T. & J.W. Johnson & Company, Philadelphia (1883)[http://www.constitution.org/vattel/vattel.htm] | *de Vatell, Emmerich. ''The Law of Nations''; T. & J.W. Johnson & Company, Philadelphia (1883)[http://www.constitution.org/vattel/vattel.htm] |