Rush, T., Gamon, J., & Ponzetti, J. (1999). Field guide to Washington's rare plants. Washington State Dept. of Natural Resources ; Spokane District, Bureau of Land Management.
Style de citation Chicago (17e éd.)Rush, Tracy, John Gamon, et Jeanne Ponzetti. Field Guide to Washington's Rare Plants. [Olympia] : [Spokane]: Washington State Dept. of Natural Resources ; Spokane District, Bureau of Land Management, 1999.
Style de citation MLA (8e éd.)Rush, Tracy, et al. Field Guide to Washington's Rare Plants. Washington State Dept. of Natural Resources ; Spokane District, Bureau of Land Management, 1999.
Attention : ces citations peuvent ne pas être correctes à 100%.