Não informado. (2001). Rangelands. Society for Range Management.
Style de citation Chicago (17e éd.)Não informado. Rangelands. Denver, Colo: Society for Range Management, 2001.
Style de citation MLA (8e éd.)Não informado. Rangelands. Society for Range Management, 2001.
Attention : ces citations peuvent ne pas être correctes à 100%.