APA (7th ed.) Citation

United States. President, Woolley, J. T., & Peters, G. (1999). The American Presidency Project. University of California, Santa Barbara.

Chicago Style (17th ed.) Citation

United States. President, John T. Woolley, and Gerhard Peters. The American Presidency Project. Santa Barbara, Calif.: University of California, Santa Barbara, 1999.

MLA (9th ed.) Citation

United States. President, et al. The American Presidency Project. University of California, Santa Barbara, 1999.