Cita APA (7a ed.)

Potter, G. R. (1984). Zwingli (1st pbk. ed.). University Press.

Cita Chicago Style (17a ed.)

Potter, George Richard. Zwingli. 1st pbk. ed. Cambridge [etc.]: University Press, 1984.

Cita MLA (9a ed.)

Potter, George Richard. Zwingli. 1st pbk. ed. University Press, 1984.