- Melvin Small, “The Election of 1968,” Diplomatic History (2004).
- Andrew Johns article, “Achilles’ Heel: The Vietnam War and George Romney’s Bid for the Presidency, 1967 to 1968,” Michigan Historical Review (2000).
- Dan T Carter article, “Legacy of Rage: George Wallace and the Transformation of American Politics, “ The Journal of Southern History
Nixon campaign ad:
Humphrey campaign ad:
Wallace campaign ad:
1968 presidential election: