Gísli Sigurðsson. (2000). [Vikings and the new world. The Culture House.
Cita Chicago Style (17a ed.)Gísli Sigurðsson. [Vikings and the New World. Reykjavík [Islandia]: The Culture House, 2000.
Cita MLA (8a ed.)Gísli Sigurðsson. [Vikings and the New World. The Culture House, 2000.
Precaución: Estas citas no son 100% exactas.