APA (7th ed.) Citation

MacNulty, D. R., Varley, N., & Smith, D. W. (2001). Grizzly Bear, Ursus arctos, usurps Bison, Bison bison, captured by Wolves, Canis lupus, in Yellowstone National Park, Wyoming. The Canadian field-naturalist, 115(3), 495.

Chicago Style (17th ed.) Citation

MacNulty, Daniel R., N. Varley, and D. W. Smith. "Grizzly Bear, Ursus Arctos, Usurps Bison, Bison Bison, Captured by Wolves, Canis Lupus, in Yellowstone National Park, Wyoming." The Canadian Field-naturalist 115, no. 3 (2001): 495.

MLA (9th ed.) Citation

MacNulty, Daniel R., et al. "Grizzly Bear, Ursus Arctos, Usurps Bison, Bison Bison, Captured by Wolves, Canis Lupus, in Yellowstone National Park, Wyoming." The Canadian Field-naturalist, vol. 115, no. 3, 2001, p. 495.