Cita APA (7a ed.)

Gassmann, G., & Hendrix, S. (1999). Fortress Introduction to the Lutheran Confessions. Fortress Press.

Cita Chicago Style (17a ed.)

Gassmann, Günther, y Scott Hendrix. Fortress Introduction to the Lutheran Confessions. Minneapolis: Fortress Press, 1999.

Cita MLA (8a ed.)

Gassmann, Günther, y Scott Hendrix. Fortress Introduction to the Lutheran Confessions. Fortress Press, 1999.