Cita APA (7th ed.)

Morris, C. G. (1979). Psychology: An introduction (3ª ed.). Prentice Hall.

Cita Chicago (17th ed.)

Morris, Charles G. Psychology: An Introduction. 3ª ed. Prentice Hall, 1979.

Cita MLA (9th ed.)

Morris, Charles G. Psychology: An Introduction. 3ª ed. Prentice Hall, 1979.