APA (7th ed.) Citation

Smith, G. S. (2015). Religion in the Oval Office: The religious lives of American presidents. Oxford University Press. https://doi.org/10.1093/acprof:oso/9780199391394.001.0001

Chicago Style (17th ed.) Citation

Smith, Gary Scott. Religion in the Oval Office: The Religious Lives of American Presidents. Oxford [u.a.]: Oxford University Press, 2015. https://doi.org/10.1093/acprof:oso/9780199391394.001.0001.

MLA (9th ed.) Citation

Smith, Gary Scott. Religion in the Oval Office: The Religious Lives of American Presidents. Oxford University Press, 2015. https://doi.org/10.1093/acprof:oso/9780199391394.001.0001.