The American Midwest: An Interpretive Encyclopedia HSSE REF 977.003 Am35 2007
Indiana Magazine of History HSSE Periodicals & Archives & Special Collections 977.2 In28
Associations Unlimited (Guide to political interest groups)
Open States (Indiana)(Provides information on state legislators, legislation, & campaign finance).
Political Encyclopedia of U.S. States and Regions 2 vols. HSSE REF JK2406.P63 2009
