Harvard Business School Publishing Corporation. (2009). Roadless Rules: The Struggle for the Last Wild Forests. American: Island Press.
Trích dẫn kiểu ChicagoHarvard Business School Publishing Corporation. Roadless Rules: The Struggle for the Last Wild Forests. American: Island Press, 2009.
Trích dẫn MLAHarvard Business School Publishing Corporation. Roadless Rules: The Struggle for the Last Wild Forests. American: Island Press, 2009.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.