(Firm);, N. G. M., & Kartographie;, N. G. S. R. K. V. H. (2015). Iceland, adventure travel map: Revised regularly, waterproof, tear-resistant / National Geographic. Evergreen, Colo. : National Geographic Maps.
Chicago Style (17th ed.) Citation(Firm);, National Geographic Maps, and National Geographic Society; Reise Know-How Verlag; Huber Kartographie. Iceland, Adventure Travel Map: Revised Regularly, Waterproof, Tear-resistant / National Geographic. Evergreen, Colo. : National Geographic Maps, 2015.
MLA (9th ed.) Citation(Firm);, National Geographic Maps, and National Geographic Society; Reise Know-How Verlag; Huber Kartographie. Iceland, Adventure Travel Map: Revised Regularly, Waterproof, Tear-resistant / National Geographic. Evergreen, Colo. : National Geographic Maps, 2015.