Não informado. (1884). Bulletin of the California Agricultural Experiment Station. California Agricultural Experiment Station.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Bulletin of the California Agricultural Experiment Station. Berkeley, Calif: California Agricultural Experiment Station, 1884.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Bulletin of the California Agricultural Experiment Station. California Agricultural Experiment Station, 1884.
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