APA引文

Hussen, A. M. Principles of environmental economics and sustainability: An integrated economic & ecological approach (4th Edition.).

Chicago Edition Citation

Hussen, Ahmed M. Principles of Environmental Economics and Sustainability: An Integrated Economic & Ecological Approach. 4th Edition.

MLA引文

Hussen, Ahmed M. Principles of Environmental Economics and Sustainability: An Integrated Economic & Ecological Approach. 4th Edition.

警告：這些引文格式不一定是100％准確.