APA-ийн эшлэл(7 дахь хэвлэлт)

Ferrell, R. H. (2006). Presidential leadership: From Woodrow Wilson to Harry S. Truman. University of Missouri Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Ferrell, Robert H. Presidential Leadership: From Woodrow Wilson to Harry S. Truman. Columbia: University of Missouri Press, 2006.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Ferrell, Robert H. Presidential Leadership: From Woodrow Wilson to Harry S. Truman. University of Missouri Press, 2006.