Cita APA (7a ed.)

Küng, H. (1972). Eucharistie. [s.e.].

Cita Chicago Style (17a ed.)

Küng, Hans. Eucharistie. [Tübingen]: [s.e.], 1972.

Cita MLA (9a ed.)

Küng, Hans. Eucharistie. [s.e.], 1972.