Cita APA (7th ed.)

Weston, A. (2008). A 21st century ethical toolbox (2nd ed.). Oxford University Press.

Cita Chicago (17th ed.)

Weston, Anthony. A 21st Century Ethical Toolbox. 2nd ed. New York: Oxford University Press, 2008.

Cita MLA (9th ed.)

Weston, Anthony. A 21st Century Ethical Toolbox. 2nd ed. Oxford University Press, 2008.