APA (7th ed.) Citation

Germonprez, F., & Hermanowski, G. (1959). Island! Island!: Roman (o.A.). Union-Verlag.

Chicago Style (17th ed.) Citation

Germonprez, Fred, and Georg Hermanowski. Island! Island!: Roman. o.A. Berlin: Union-Verlag, 1959.

MLA (8th ed.) Citation

Germonprez, Fred, and Georg Hermanowski. Island! Island!: Roman. o.A. Union-Verlag, 1959.

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