APA (7th ed.) Citation

Gwerder, E. (1978). Advent. Kanisius [u.a.].

Chicago Style (17th ed.) Citation

Gwerder, Edwin. Advent. Freiburg (Schweiz): Kanisius [u.a.], 1978.

MLA (9th ed.) Citation

Gwerder, Edwin. Advent. Kanisius [u.a.], 1978.

Warning: These citations may not always be 100% accurate.