APA-viite (7. p.)
Nowlan, R. A. (2012). The American presidents, Washington to Tyler: What they did, what they said, what was said about them, with full source notes. McFarland & Co..
Chicago-viite (17. p.)
Nowlan, Robert A. The American Presidents, Washington to Tyler: What They Did, What They Said, What Was Said About Them, with Full Source Notes. Jefferson, N.C.: McFarland & Co., 2012.
MLA-viite (9. p.)
Nowlan, Robert A. The American Presidents, Washington to Tyler: What They Did, What They Said, What Was Said About Them, with Full Source Notes. McFarland & Co., 2012.
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