Não informado. (1918). Journal of the College of Agriculture. Hokkaido Imperial University.
Chicagoスタイル(17版)引用形式Não informado. Journal of the College of Agriculture. Sapporo, Japão: Hokkaido Imperial University, 1918.
MLA(8版)引用形式Não informado. Journal of the College of Agriculture. Hokkaido Imperial University, 1918.
警告: この引用は必ずしも正確ではありません.