APA (7th ed.) Citation

Mackay, K. C. (1972). The Progressive Movement of 1924 / by K.C. Mackay. Octagon.

Chicago Style (17th ed.) Citation

Mackay, K. C. The Progressive Movement of 1924 / by K.C. Mackay. Octagon, 1972.

MLA (9th ed.) Citation

Mackay, K. C. The Progressive Movement of 1924 / by K.C. Mackay. Octagon, 1972.

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