APA (7th ed.) Citation

Welt, E., & Montag, G. (1987). Berliner Labyrinth: Roman. Benziger.

Chicago Style (17th ed.) Citation

Welt, Elly, and Guy Montag. Berliner Labyrinth: Roman. Zürich: Benziger, 1987.

MLA (8th ed.) Citation

Welt, Elly, and Guy Montag. Berliner Labyrinth: Roman. Benziger, 1987.