APA (7e ed.) Bronvermelding

Hussen, A. M. (2019). Principles of environmental economics and sustainability: An integrated economic & ecological approach (Fourth Edition.). Routledge.

Chicago (17e ed.) Bronvermelding

Hussen, Ahmed M. Principles of Environmental Economics and Sustainability: An Integrated Economic & Ecological Approach. Fourth Edition. New York, NY: Routledge, 2019.

MLA (8e ed.) Bronvermelding

Hussen, Ahmed M. Principles of Environmental Economics and Sustainability: An Integrated Economic & Ecological Approach. Fourth Edition. Routledge, 2019.