APA aipamena

Salim, E., & Ullsten, O. Our forests, our future: Report of the World Commission on Forests and Sustainable Development.

Chicago Style aipamena

Salim, Emil, and Ola Ullsten. Our Forests, Our Future: Report of the World Commission on Forests and Sustainable Development.

MLA aipamena

Salim, Emil, and Ola Ullsten. Our Forests, Our Future: Report of the World Commission on Forests and Sustainable Development.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.