Arno, S. F., & Hammerly, R. P. (2020). Northwest trees: Identifying and understanding the region's native trees (Field guide edition.).
Style de citation Chicago (17e éd.)Arno, Stephen F., et Ramona P. Hammerly. Northwest Trees: Identifying and Understanding the Region's Native Trees. Field guide edition. Seattle, WA : Mountaineers Books, 2020.
Style de citation MLA (8e éd.)Arno, Stephen F., et Ramona P. Hammerly. Northwest Trees: Identifying and Understanding the Region's Native Trees. Field guide edition. 2020.
Attention : ces citations peuvent ne pas être correctes à 100%.