(1995). The environment in question: ethics and: Global issues. Routledge.
Cita Chicago (17th ed.)The Environment in Question: Ethics and: Global Issues. London: Routledge, 1995.
Cita MLA (9th ed.)The Environment in Question: Ethics and: Global Issues. Routledge, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.