Cita APA (7a ed.)

National Research Council (U.S.). Committee on the Assessment of U.S. Coast Guard Polar Icebreaker Roles and Future Needs. (2007). Polar icebreakers in a changing world: An assessment of U.S. needs. National Academies Press.

Cita Chicago Style (17a ed.)

National Research Council (U.S.). Committee on the Assessment of U.S. Coast Guard Polar Icebreaker Roles and Future Needs. Polar Icebreakers in a Changing World: An Assessment of U.S. Needs. Washington, DC: National Academies Press, 2007.

Cita MLA (8a ed.)

National Research Council (U.S.). Committee on the Assessment of U.S. Coast Guard Polar Icebreaker Roles and Future Needs. Polar Icebreakers in a Changing World: An Assessment of U.S. Needs. National Academies Press, 2007.