Cita APA (7a ed.)

Clark, A. J. (1998). Defense mechanisms in the counseling process. Sage.

Cita Chicago Style (17a ed.)

Clark, Arthur J. Defense Mechanisms in the Counseling Process. Thousand Oaks, California [etc.]: Sage, 1998.

Cita MLA (9a ed.)

Clark, Arthur J. Defense Mechanisms in the Counseling Process. Sage, 1998.