(1995). The environment in question: ethics and: Global issues. Routledge.
Citazione stile Chigago Style (17a edizione)The Environment in Question: Ethics and: Global Issues. London: Routledge, 1995.
Citatione MLA (9a ed.)The Environment in Question: Ethics and: Global Issues. Routledge, 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.