APA (7th ed.) Citation

Peterson, C., & Bossio, L. M. (1989). Abnormal psychology: Casebook and study guide (2nd edition.). Norton.

Chicago Style (17th ed.) Citation

Peterson, Christopher, and Lisa M. Bossio. Abnormal Psychology: Casebook and Study Guide. 2nd edition. New York: Norton, 1989.

MLA (9th ed.) Citation

Peterson, Christopher, and Lisa M. Bossio. Abnormal Psychology: Casebook and Study Guide. 2nd edition. Norton, 1989.