Monkhouse, F. J.; Small, John (1978). A Dictionary of the Natural Environment. London: Edward Arnold. стр. 67-68. ISBN9780713159578. „structurally it includes shallowly submerged adjacent areas (continental shelf) and neighbouring islands”
R. W. McColl, ур. (2005). „continents”. Encyclopedia of World Geography. 1. Facts on File, Inc. стр. 215. ISBN9780816072293. Приступљено 26. 06. 2012. „And since Africa and Asia are connected at the Suez Peninsula, Europe, Africa, and Asia are sometimes combined as Afro-Eurasia or Eurafrasia.”
„Continents: What is a Continent?”. National Geographic. Архивирано из оригинала 29. 06. 2009. г. "Most people recognize seven continents—Asia, Africa, North America, South America, Antarctica, Europe, and Australia, from largest to smallest—although sometimes Asia and Europe are considered a single continent, Eurasia."
„Preamble”(PDF). Olympic Charter. International Olympic Committee. 08. 12. 2014. стр. 10. Приступљено 07. 08. 2015. „the five interlaced rings, which represent the union of the five continents”
„Continents: What is a Continent?”. National Geographic. Архивирано из оригинала 29. 06. 2009. г. "Most people recognize seven continents—Asia, Africa, North America, South America, Antarctica, Europe, and Australia, from largest to smallest—although sometimes Asia and Europe are considered a single continent, Eurasia."
