Cita APA (7th ed.)

McIntyre, K. B. (2011). Herbert Butterfield: History, providence, and skeptical politics. ISI Books.

Cita Chicago (17th ed.)

McIntyre, Kenneth B. Herbert Butterfield: History, Providence, and Skeptical Politics. Wilmington, Delaware: ISI Books, 2011.

Cita MLA (9th ed.)

McIntyre, Kenneth B. Herbert Butterfield: History, Providence, and Skeptical Politics. ISI Books, 2011.