Não informado. (1971). Seed Pathology News. Danish Government Institute of Seed Pathology for Developing Countries.
Chicagoスタイル(17版)引用形式Não informado. Seed Pathology News. Copenhagen: Danish Government Institute of Seed Pathology for Developing Countries, 1971.
MLA(8版)引用形式Não informado. Seed Pathology News. Danish Government Institute of Seed Pathology for Developing Countries, 1971.
警告: この引用は必ずしも正確ではありません.