Attfield, R. (2014). Environmental ethics: An overview for the twenty-first century (Second edition, fully rev. and expanded.). Polity Press.
芝加哥风格引文Attfield, Robin. Environmental Ethics: An Overview for the Twenty-first Century. Second edition, fully rev. and expanded. London: Polity Press, 2014.
MLA引文Attfield, Robin. Environmental Ethics: An Overview for the Twenty-first Century. Second edition, fully rev. and expanded. Polity Press, 2014.
警告:这些引文格式不一定是100%准确.