Cita APA (7th ed.)

Brennan, J. F. (1991). History and systems of psychology (3rd ed.). Prentice Hall.

Cita Chicago (17th ed.)

Brennan, James F. History and Systems of Psychology. 3rd ed. Englewood Cliffs, NJ: Prentice Hall, 1991.

Cita MLA (9th ed.)

Brennan, James F. History and Systems of Psychology. 3rd ed. Prentice Hall, 1991.