Não informado. (2001). Annual report of the Grassland Research Institute. Grassland Research Institute.
Style de citation Chicago (17e éd.)Não informado. Annual Report of the Grassland Research Institute. Berkshire, Inglaterra: Grassland Research Institute, 2001.
Style de citation MLA (8e éd.)Não informado. Annual Report of the Grassland Research Institute. Grassland Research Institute, 2001.
Attention : ces citations peuvent ne pas être correctes à 100%.