Cita APA (7th ed.)

Obermeyer, K. E., Hodgson, A., & Willson, M. F. (1999). American Dipper, Cinclus mexicanus, foraging on Pacific salmon, Oncorhynchus sp., eggs. Zenodo.

Cita Chicago (17th ed.)

Obermeyer, Kim E., Angela Hodgson, i Mary F. Willson. American Dipper, Cinclus Mexicanus, Foraging on Pacific Salmon, Oncorhynchus Sp., Eggs. Zenodo, 1999.

Cita MLA (9th ed.)

Obermeyer, Kim E., et al. American Dipper, Cinclus Mexicanus, Foraging on Pacific Salmon, Oncorhynchus Sp., Eggs. Zenodo, 1999.