Hussen, A. M. (2019). Principles of environmental economics and sustainability: An integrated economic & ecological approach (Fourth Edition.). Routledge.
芝加哥风格引文Hussen, Ahmed M. Principles of Environmental Economics and Sustainability: An Integrated Economic & Ecological Approach. Fourth Edition. New York, NY: Routledge, 2019.
MLA引文Hussen, Ahmed M. Principles of Environmental Economics and Sustainability: An Integrated Economic & Ecological Approach. Fourth Edition. Routledge, 2019.
警告：这些引文格式不一定是100％准确.