Cita APA (7a ed.)

Oldham, J. M. (1990). Personality disorders: New perspectives on diagnostic validity. American Psychiatric Press.

Cita Chicago Style (17a ed.)

Oldham, John M. Personality Disorders: New Perspectives on Diagnostic Validity. Washington [etc.]: American Psychiatric Press, 1990.

Cita MLA (9a ed.)

Oldham, John M. Personality Disorders: New Perspectives on Diagnostic Validity. American Psychiatric Press, 1990.