APA (7th ed.) Citation

Foerder, P., Galloway, M., Barthel, T., Moore, D. E., & Reiss, D. (2011). Insightful problem solving in an Asian elephant. Public Library of Science (PLoS).

Chicago Style (17th ed.) Citation

Foerder, Preston, Marie Galloway, Tony Barthel, Donald E. Moore, and Diana Reiss. Insightful Problem Solving in an Asian Elephant. Public Library of Science (PLoS), 2011.

MLA (8th ed.) Citation

Foerder, Preston, et al. Insightful Problem Solving in an Asian Elephant. Public Library of Science (PLoS), 2011.