APA (7th ed.) Citation

MacKay, K. C. (1966). The progressive movement of 1924. Octagon Books.

Chicago Style (17th ed.) Citation

MacKay, Kenneth Campbell. The Progressive Movement of 1924. New York: Octagon Books, 1966.

MLA (8th ed.) Citation

MacKay, Kenneth Campbell. The Progressive Movement of 1924. Octagon Books, 1966.

Warning: These citations may not always be 100% accurate.