Rolo. My Mother Is Now Earth. Minnesota Historical Society Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRolo. My Mother Is Now Earth. Minnesota Historical Society Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRolo. My Mother Is Now Earth. Minnesota Historical Society Press.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.