American Pioneer Trails Association. Oregon Council & Dowling, C. M. (1945). Oregon's historic trails and "story spots".
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican Pioneer Trails Association. Oregon Council और Colista M. Dowling. Oregon's Historic Trails and "Story Spots". Portland, Or, 1945.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAmerican Pioneer Trails Association. Oregon Council और Colista M. Dowling. Oregon's Historic Trails and "Story Spots". 1945.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.