Não informado. (2020). Sugar Industry Abstracts. Cab International Information Services.
Lua i Stíl Chicago (17ú heag.)Não informado. Sugar Industry Abstracts. Wallingford, Inglaterra: Cab International Information Services, 2020.
Lua MLA (8ú heag.)Não informado. Sugar Industry Abstracts. Cab International Information Services, 2020.
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