APA-ийн эшлэл(7 дахь хэвлэлт)
Hartley, R. E. (2013). Battleground 1948: Truman, Stevenson, Douglas, and the most surprising election in Illinois history. Southern Illinois University Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Hartley, Robert E. Battleground 1948: Truman, Stevenson, Douglas, and the Most Surprising Election in Illinois History. Carbondale, Ill.: Southern Illinois University Press, 2013.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Hartley, Robert E. Battleground 1948: Truman, Stevenson, Douglas, and the Most Surprising Election in Illinois History. Southern Illinois University Press, 2013.
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