Lua APA (7ú heag.)

姚志勇. (2002). 环境经济学: Environmental Economics. 中国发展出版社.

Lua i Stíl Chicago (17ú heag.)

姚志勇. 环境经济学: Environmental Economics. 中国发展出版社, 2002.

Lua MLA (8ú heag.)

姚志勇. 环境经济学: Environmental Economics. 中国发展出版社, 2002.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.