APA aipamena

Sachs, J. (2015). The age of sustainable development. Columbia University Press.

Chicago Style aipamena

Sachs, Jeffrey. The Age of Sustainable Development. New York: Columbia University Press, 2015.

MLA aipamena

Sachs, Jeffrey. The Age of Sustainable Development. Columbia University Press, 2015.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.