APA

O'Hear A., . (2011). PHILOSOPHY and environment. Cambridge: Cambridge University Press.

Chicago

O'Hear Anthony, . 2011. PHILOSOPHY and environment. Cambridge: Cambridge University Press.

Harvard

O'Hear A., . (2011). PHILOSOPHY and environment. Cambridge: Cambridge University Press.

MLA

O'Hear Anthony, . PHILOSOPHY and environment. Cambridge: Cambridge University Press. 2011.