APA ציטוט

(2011). Natural resource and environmental economics. Harlow, Essex: Pearson Addison Wesley.

Trích dẫn kiểu Chicago

Natural Resource and Environmental Economics. Harlow, Essex: Pearson Addison Wesley, 2011.

ציטוט MLA

Natural Resource and Environmental Economics. Harlow, Essex: Pearson Addison Wesley, 2011.