APA (7th ed.) Citation

Oltmanns, T. F. (2012). Case studies in abnormal psychology (9th ed.). John Wiley & Sons.

Chicago Style (17th ed.) Citation

Oltmanns, Thomas F. Case Studies in Abnormal Psychology. 9th ed. Hoboken, N.J.: John Wiley & Sons, 2012.

MLA (9th ed.) Citation

Oltmanns, Thomas F. Case Studies in Abnormal Psychology. 9th ed. John Wiley & Sons, 2012.