Não informado. (1904). Circular of the Utah Agricultural Experiment Station. Utah Agricultural Experiment Station.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Circular of the Utah Agricultural Experiment Station. Logan, Utah: Utah Agricultural Experiment Station, 1904.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Circular of the Utah Agricultural Experiment Station. Utah Agricultural Experiment Station, 1904.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.