Cita APA (7th ed.)

Hayes, R. D., & Mossop, D. H. (1997). Interactions of Wolves, Canis lupus, and Brown Bears, Ursus arctos, at a Wolf den in the northern Yukon. Zenodo.

Cita Chicago (17th ed.)

Hayes, Robert D., i David H. Mossop. Interactions of Wolves, Canis Lupus, and Brown Bears, Ursus Arctos, at a Wolf Den in the Northern Yukon. Zenodo, 1997.

Cita MLA (9th ed.)

Hayes, Robert D., i David H. Mossop. Interactions of Wolves, Canis Lupus, and Brown Bears, Ursus Arctos, at a Wolf Den in the Northern Yukon. Zenodo, 1997.