Cita APA (7a ed.)

Sagoff, M. (2004). Price, principle, and the environment. Cambridge University Press.

Cita Chicago Style (17a ed.)

Sagoff, Mark. Price, Principle, and the Environment. Cambridge (United Kingdom): Cambridge University Press, 2004.

Cita MLA (9a ed.)

Sagoff, Mark. Price, Principle, and the Environment. Cambridge University Press, 2004.