Dils, R. E. (1957). The Coweeta Hydrologic laboratory September 1957. Department of agriculture forest service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDils, Robert E. The Coweeta Hydrologic Laboratory September 1957. U.S: Department of agriculture forest service, 1957.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDils, Robert E. The Coweeta Hydrologic Laboratory September 1957. Department of agriculture forest service, 1957.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.