Gorke, M. (2003). The death of our planet's species: A challenge to ecology and ethics. Island Press.
芝加哥风格引文Gorke, Martin. The Death of Our Planet's Species: A Challenge to Ecology and Ethics. Washington: Island Press, 2003.
MLA引文Gorke, Martin. The Death of Our Planet's Species: A Challenge to Ecology and Ethics. Island Press, 2003.
警告：这些引文格式不一定是100％准确.