Küng, H. (1971). Infalible? Herder.
Cita Chicago (17th ed.)Küng, Hans. Infalible? Herder, 1971.
Cita MLA (9th ed.)Küng, Hans. Infalible? Herder, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)