Cita APA (7a ed.)

United States. Department of the Interior. Geological Survey. (1978). Bear Península: Antárctica. U.S Geological Survey.

Cita Chicago Style (17a ed.)

United States. Department of the Interior. Geological Survey. Bear Península: Antárctica. Washington D.C.: U.S Geological Survey, 1978.

Cita MLA (8a ed.)

United States. Department of the Interior. Geological Survey. Bear Península: Antárctica. U.S Geological Survey, 1978.