Dyfyniad APA

Sagoff, M. (2008). The Economy of the earth Philosophy, Law and the environment. Cambridge University Press.

Dyfyniad Arddull Chicago

Sagoff, Mark. The Economy of the Earth Philosophy, Law and the Environment. Cambridge University Press, 2008.

Dyfyniad MLA

Sagoff, Mark. The Economy of the Earth Philosophy, Law and the Environment. Cambridge University Press, 2008.

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