International Council for Science, World Meteorological Organization, Smithsonian Institution, Krupnik, I., Lang, M. A., & Miller, S. E. (2009). Smithsonian at the poles: Contributions to International Polar Year science. Smithsonian Institution Scholarly Press.
Chicago-viite (17. p.)International Council for Science, World Meteorological Organization, Smithsonian Institution, Igor Krupnik, Michael A. Lang, ja Scott E. Miller. Smithsonian at the Poles: Contributions to International Polar Year Science. Washington, D.C: Smithsonian Institution Scholarly Press, 2009.
MLA-viite (9. p.)International Council for Science, et al. Smithsonian at the Poles: Contributions to International Polar Year Science. Smithsonian Institution Scholarly Press, 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.