APA (7th ed.) Citation

Karl, W. (2017). Black Ice: Science-Fiction-Roman. Werner Karl.

Chicago Style (17th ed.) Citation

Karl, Werner. Black Ice: Science-Fiction-Roman. [Itzgrund]: Werner Karl, 2017.

MLA (9th ed.) Citation

Karl, Werner. Black Ice: Science-Fiction-Roman. Werner Karl, 2017.

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