APA (7th ed.) Citation

Leon, G. R. (1990). Case histories of psychopathology (4. ed., rev.). Allyn and Bacon.

Chicago Style (17th ed.) Citation

Leon, Gloria R. Case Histories of Psychopathology. 4. ed., rev. Boston [u.a.]: Allyn and Bacon, 1990.

MLA (9th ed.) Citation

Leon, Gloria R. Case Histories of Psychopathology. 4. ed., rev. Allyn and Bacon, 1990.