APA (7th ed.) Citation

O'Cinneide, C. (2020). Petra's Ghost. Titan Books.

Chicago Style (17th ed.) Citation

O'Cinneide, C.S. Petra's Ghost. London: Titan Books, 2020.

MLA (9th ed.) Citation

O'Cinneide, C.S. Petra's Ghost. Titan Books, 2020.

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