Mackenzie, G. S. (1812). Travels in the Island of Iceland, during the summer of the year MDCCCX (2a. ed.). Archibald Constable and Co.
Chicago-referens (17:e uppl.)Mackenzie, George Steuart. Travels in the Island of Iceland, During the Summer of the Year MDCCCX. 2a. ed. Edimburgo: Archibald Constable and Co, 1812.
MLA-referens (9:e uppl.)Mackenzie, George Steuart. Travels in the Island of Iceland, During the Summer of the Year MDCCCX. 2a. ed. Archibald Constable and Co, 1812.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.