APA (7th ed.) Citation

Ho˜pfl, H., Luther, M., & Calvin, J. (1991). Luther and Calvin on secular authority. Cambridge University Press.

Chicago Style (17th ed.) Citation

Ho˜pfl, Harro, Martin Luther, and Jean Calvin. Luther and Calvin on Secular Authority. Cambridge ; New York: Cambridge University Press, 1991.

MLA (8th ed.) Citation

Ho˜pfl, Harro, et al. Luther and Calvin on Secular Authority. Cambridge University Press, 1991.