Não informado. (2020). Research Progress Report. Purdue University, Agricultural Experiment Station.
Citação do estilo Chicago (17ª ed.)Não informado. Research Progress Report. Lafayette, Ind: Purdue University, Agricultural Experiment Station, 2020.
Citação MLA (8ª ed.)Não informado. Research Progress Report. Purdue University, Agricultural Experiment Station, 2020.
警告：这些引文格式不一定是100％准确.