Autor:	Anderson, William, Beard, Charles A., Crecraft, Earl W., Fairlie, John A., Merriam, Charles E., Munro, William B., Ogg, Frederic A., Potter, Pitman B., Story, Russell M., Willoughby, W. F., Reeves, Jesse S., Hayden, J. R., Reed, Thomas H.
Zdroj:	The American Political Science Review, 1930 Feb 01. 24(1), 18-24.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/1946884 Zobrazit plný text záznamu