APA-viite (7. p.)

Ketcham, R. (2004). The Idea of Democracy in the Modern Era. University Press of Kansas.

Chicago-viite (17. p.)

Ketcham, Ralph. The Idea of Democracy in the Modern Era. Lawrence, Kan.: University Press of Kansas, 2004.

MLA-viite (9. p.)

Ketcham, Ralph. The Idea of Democracy in the Modern Era. University Press of Kansas, 2004.