APA (7th ed.) Citation

Roberson, C. (2020). Fortress of the dead. Abaddon Books.

Chicago Style (17th ed.) Citation

Roberson, Chris. Fortress of the Dead. Oxford: Abaddon Books, 2020.

MLA (8th ed.) Citation

Roberson, Chris. Fortress of the Dead. Abaddon Books, 2020.

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