North America, South America, Antarctica, Europe, and Australia, from largest to smallest—although sometimes Europe and Asia are considered a single continent
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Medieval Europe. Oxford, Britania Raya: Oxford University Press. ISBN 978-0-19-512169-8. Barber, Malcolm (1992). The Two Cities: Medieval Europe 1050–1320
geographical boundaries of Europe, as used by National Geographic and Encyclopaedia Britannica. Whether countries are considered in Europe or Asia can vary in
ditabik'an pado taun 1869 dek L Koch. Lawah iko biasonyo banyak ditamui di Europe sampai Azerbaijan. Platnick, Norman I. (2010): The world spider catalog