APA (7th ed.) Citation

London, J., Hoeppner, C., & Bartsch, H. (1970). Der Seewolf: Roman (o.A.). Buchclub 65.

Chicago Style (17th ed.) Citation

London, Jack, Christine Hoeppner, and Horst Bartsch. Der Seewolf: Roman. o.A. Berlin: Buchclub 65, 1970.

MLA (8th ed.) Citation

London, Jack, et al. Der Seewolf: Roman. o.A. Buchclub 65, 1970.