APA (7th ed.) Citation

Adams, D. (2021). Dirk Gently's Holistic Detective Agency / Douglas Adams. Pan Books.

Chicago Style (17th ed.) Citation

Adams, Douglas. Dirk Gently's Holistic Detective Agency / Douglas Adams. London: Pan Books, 2021.

MLA (9th ed.) Citation

Adams, Douglas. Dirk Gently's Holistic Detective Agency / Douglas Adams. Pan Books, 2021.

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