Não informado. (2001). Journal of Japanese Society of Grassland Science. Japanese Society of Grassland Science.
Chicago-Zitierstil (17. Ausg.)Não informado. Journal of Japanese Society of Grassland Science. Tochigi, Japão: Japanese Society of Grassland Science, 2001.
MLA-Zitierstil (8. Ausg.)Não informado. Journal of Japanese Society of Grassland Science. Japanese Society of Grassland Science, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.