APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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