インディアナ州副知事
Funk, Arville (1969, revised 1983). A Sketchbook of Indiana History. Rochester, Indiana: Christian Book Press
Gugin, Linda C. & St. Clair, James E, ed (2006). The Governors of Indiana. Indianapolis, Indiana: Indiana Historical Society Press. ISBN 0-87195-196-7
“Lieutenant Governors”. Indiana Historical Bureau. 2009年1月10日閲覧。
Indiana Chamber (2007). Here's Your Indiana Government. Indiana Chamber of Commerce. ISBN 978-1-883698-79-9