Trích dẫn APA

Barnes, P. (2001). Who owns the sky?: Our common assets and the future of capitalism. Washington, DC: Island Press.

Trích dẫn kiểu Chicago

Barnes, Peter. Who Owns the Sky?: Our Common Assets and the Future of Capitalism. Washington, DC: Island Press, 2001.

Trích dẫn MLA

Barnes, Peter. Who Owns the Sky?: Our Common Assets and the Future of Capitalism. Washington, DC: Island Press, 2001.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.