APA (7th ed.) Citation

Somerville, C. (2010). National Geographic traveler: Ireland (Third edition.). National Geographic Society.

Chicago Style (17th ed.) Citation

Somerville, Christopher. National Geographic Traveler: Ireland. Third edition. Washington, D.C: National Geographic Society, 2010.

MLA (9th ed.) Citation

Somerville, Christopher. National Geographic Traveler: Ireland. Third edition. National Geographic Society, 2010.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.