Cita APA (7a ed.)

Bellack, A. S., & Hersen, M. (1980). Introduction to clinical psychology. University Press.

Cita Chicago Style (17a ed.)

Bellack, Alan S., y Michel Hersen. Introduction to Clinical Psychology. Oxford [etc.]: University Press, 1980.

Cita MLA (9a ed.)

Bellack, Alan S., y Michel Hersen. Introduction to Clinical Psychology. University Press, 1980.