Não informado. (2022). North Dakota Research Report. North Dakota State University, Department of Horticulture Agricultural Experiment Station.
Lua i Stíl Chicago (17ú heag.)Não informado. North Dakota Research Report. Fargo, ND: North Dakota State University, Department of Horticulture Agricultural Experiment Station, 2022.
Lua MLA (8ú heag.)Não informado. North Dakota Research Report. North Dakota State University, Department of Horticulture Agricultural Experiment Station, 2022.
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