Kaye, T. N., & Maxwell, C. L. (1991). Plant life of Washington State: Dungeness Spit, Willapa Hills, and lower Columbia River. Washington Native Plant Society.
Style de citation Chicago (17e éd.)Kaye, Thomas N., et Cathy L. Maxwell. Plant Life of Washington State: Dungeness Spit, Willapa Hills, and Lower Columbia River. Seattle, WA: Washington Native Plant Society, 1991.
Style de citation MLA (8e éd.)Kaye, Thomas N., et Cathy L. Maxwell. Plant Life of Washington State: Dungeness Spit, Willapa Hills, and Lower Columbia River. Washington Native Plant Society, 1991.
Attention : ces citations peuvent ne pas être correctes à 100%.