APA (7th ed.) Citation

Perry, S. D., Roddenberry, G., Berman, R., & Piller, M. (2003). Unity (1st Pocket Books hardcover ed.). Pocket Books.

Chicago Style (17th ed.) Citation

Perry, S. D., Gene Roddenberry, Rick Berman, and Michael Piller. Unity. 1st Pocket Books hardcover ed. New York: Pocket Books, 2003.

MLA (9th ed.) Citation

Perry, S. D., et al. Unity. 1st Pocket Books hardcover ed. Pocket Books, 2003.