Hokkaido National Agricultural Experiment Station. (2019). Hokkaido Nogyo Shikenjo Hokoku. Hokkaido Nogyo Shikenjo.
Citação do estilo Chicago (17ª ed.)Hokkaido National Agricultural Experiment Station. Hokkaido Nogyo Shikenjo Hokoku. Sapporo, Japão: Hokkaido Nogyo Shikenjo, 2019.
Citação MLA (8ª ed.)Hokkaido National Agricultural Experiment Station. Hokkaido Nogyo Shikenjo Hokoku. Hokkaido Nogyo Shikenjo, 2019.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.