Cita APA (7a ed.)

Köstlin, J., & Morris, J. (1883). The life of Martin Luther. Lutheran Publication Society.

Cita Chicago Style (17a ed.)

Köstlin, Julius, y John Morris. The Life of Martin Luther. Philadelphia, PA: Lutheran Publication Society, 1883.

Cita MLA (9a ed.)

Köstlin, Julius, y John Morris. The Life of Martin Luther. Lutheran Publication Society, 1883.