Não informado. (1923). Journal of the Department of Agriculture. Kyushu Imperial University.
Chicago-referens (17:e uppl.)Não informado. Journal of the Department of Agriculture. Fukuoka, Japão: Kyushu Imperial University, 1923.
MLA-referens (8:e uppl.)Não informado. Journal of the Department of Agriculture. Kyushu Imperial University, 1923.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.