APA (7th ed.) Citation

Clarkin, A. (2023). What walks these halls (First published.). The O'Brien Press.

Chicago Style (17th ed.) Citation

Clarkin, Amy. What Walks These Halls. First published. Dublin: The O'Brien Press, 2023.

MLA (9th ed.) Citation

Clarkin, Amy. What Walks These Halls. First published. The O'Brien Press, 2023.