Cita APA (7a ed.)

Campbell, O. D., & Williams, E. M. (2017). The Life and Work of John C. Campbell. University Press of Kentucky.

Cita Chicago Style (17a ed.)

Campbell, Olive D., y Elizabeth McCutchen Williams. The Life and Work of John C. Campbell. Lexington, Kentucky: University Press of Kentucky, 2017.

Cita MLA (8a ed.)

Campbell, Olive D., y Elizabeth McCutchen Williams. The Life and Work of John C. Campbell. University Press of Kentucky, 2017.