Não informado. (2018). Report on the Agricultural Experiment Station of the University of California. University of California.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Report on the Agricultural Experiment Station of the University of California. Sacramento, Calif: University of California, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Report on the Agricultural Experiment Station of the University of California. University of California, 2018.
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