Durbin, K. (1996). Tree huggers: Victory, defeat & renewal in the Northwest ancient forest campaign. Mountaineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDurbin, Kathie. Tree Huggers: Victory, Defeat & Renewal in the Northwest Ancient Forest Campaign. Seattle, WA: Mountaineers, 1996.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDurbin, Kathie. Tree Huggers: Victory, Defeat & Renewal in the Northwest Ancient Forest Campaign. Mountaineers, 1996.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.