APA (7e ed.) Bronvermelding

Gorke, M. (2003). The death of our planet's species: A challenge to ecology and ethics. Island Press.

Chicago (17e ed.) Bronvermelding

Gorke, Martin. The Death of Our Planet's Species: A Challenge to Ecology and Ethics. Washington: Island Press, 2003.

MLA (9e ed.) Bronvermelding

Gorke, Martin. The Death of Our Planet's Species: A Challenge to Ecology and Ethics. Island Press, 2003.