Não informado. (2018). Annual Report. University of Bristol, Long Ashton Research Station.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Annual Report. Bristol, Inglaterra: University of Bristol, Long Ashton Research Station, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Annual Report. University of Bristol, Long Ashton Research Station, 2018.
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