- The History of Wisconsin, Volume IV: The Progressive Era, 1893-1914 (History of Wisconsin) (v. 4)
- Encyclopedia of the Gilded Age and Progressive Era
- The Gilded Age And Progressive Era 1877-1920 (Sources of the American Tradition - The Gilded Age and Progressive Era 1877-1920)
- Those United States, Volume I (Those United States)
- Multiculturalism in the United States: A Comparative Guide to Acculturation and Ethnicity