Harvard Business School Publishing Corporation. (2009). Roadless Rules: The Struggle for the Last Wild Forests. American: Island Press.
Chicago Style aipamenaHarvard Business School Publishing Corporation. Roadless Rules: The Struggle for the Last Wild Forests. American: Island Press, 2009.
MLA aipamenaHarvard Business School Publishing Corporation. Roadless Rules: The Struggle for the Last Wild Forests. American: Island Press, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.