APA (7th ed.) Citation

Beard, C. A., & Beard, W. (1930). The American leviathan: The Republic in the machine age. Cape.

Chicago Style (17th ed.) Citation

Beard, Charles A., and William Beard. The American Leviathan: The Republic in the Machine Age. London: Cape, 1930.

MLA (8th ed.) Citation

Beard, Charles A., and William Beard. The American Leviathan: The Republic in the Machine Age. Cape, 1930.