APA (7th ed.) Citation

Bennett, C. L. (2006). X-Men: Watchers on the walls. Pocket Books.

Chicago Style (17th ed.) Citation

Bennett, Christopher L. X-Men: Watchers on the Walls. London: Pocket Books, 2006.

MLA (9th ed.) Citation

Bennett, Christopher L. X-Men: Watchers on the Walls. Pocket Books, 2006.

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