Cita APA (7th ed.)

Porteous, M. (1997). Occupational psychology. Prentice-Hall.

Cita Chicago (17th ed.)

Porteous, Murray. Occupational Psychology. London: Prentice-Hall, 1997.

Cita MLA (9th ed.)

Porteous, Murray. Occupational Psychology. Prentice-Hall, 1997.