APA aipamena

Jepson, T., & Soriano, T. (2012). National Geographic traveler: Sicily (Third edition.). National Geographic Society.

Chicago Style aipamena

Jepson, Tim, and Tino Soriano. National Geographic Traveler: Sicily. Third edition. Washington, D.C: National Geographic Society, 2012.

MLA aipamena

Jepson, Tim, and Tino Soriano. National Geographic Traveler: Sicily. Third edition. National Geographic Society, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.