Northwest -- Wheat and Wheat farming -- Churchill collection.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNorthwest -- Wheat and Wheat Farming -- Churchill Collection.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNorthwest -- Wheat and Wheat Farming -- Churchill Collection.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.