Não informado. (2001). Annual Report. North Carolina State College of Agriculture and Engineering, Agricultural Extension Service.
Citação do estilo Chicago (17ª ed.)Não informado. Annual Report. Raleigh, NC: North Carolina State College of Agriculture and Engineering, Agricultural Extension Service, 2001.
Citação MLA (8ª ed.)Não informado. Annual Report. North Carolina State College of Agriculture and Engineering, Agricultural Extension Service, 2001.
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