Cita APA (7a ed.)

Radford, J., & Govier, E. (1984). A textbook of psychology. Sheldon.

Cita Chicago Style (17a ed.)

Radford, John, y Ernest Govier. A Textbook of Psychology. London: Sheldon, 1984.

Cita MLA (9a ed.)

Radford, John, y Ernest Govier. A Textbook of Psychology. Sheldon, 1984.