APA (7th ed.) Citation

Sibley, K. A. S. (2014). A companion to Warren G. Harding, Calvin Coolidge, and Herbert Hoover. John Wiley & Sons Inc.. https://doi.org/10.1002/9781118834510

Chicago Style (17th ed.) Citation

Sibley, Katherine A. S. A Companion to Warren G. Harding, Calvin Coolidge, and Herbert Hoover. Chichester, West Sussex, UK: John Wiley & Sons Inc., 2014. https://doi.org/10.1002/9781118834510.

MLA (8th ed.) Citation

Sibley, Katherine A. S. A Companion to Warren G. Harding, Calvin Coolidge, and Herbert Hoover. John Wiley & Sons Inc., 2014. https://doi.org/10.1002/9781118834510.