Indian Peru, 1520–1620,第114页 Elizabeth Orlow. Silent Killers of the New World. millersville.edu. [2008-02-10]. (原始内容存档于2007-11-02). Mario Vázquez, "Immigration
97年退休。他以其激烈的言辭和對議會程序的了解而聞名。 Michael Barone and Grant Ujifusa. The Almanac of American Politics, 1994. Washington, D.C.: National Journal, 1993. ISBN 0-89234-058-4