Cita APA (7a ed.)

Boller, P. F. (2012). Essays on the Presidents: Principles and Politics. TCU Press.

Cita Chicago Style (17a ed.)

Boller, Paul F. Essays on the Presidents: Principles and Politics. Fort Worth, Texas: TCU Press, 2012.

Cita MLA (8a ed.)

Boller, Paul F. Essays on the Presidents: Principles and Politics. TCU Press, 2012.