APA-viite (7. p.)
ebrary, Inc. (2008). The Hutchinson chronology of world history (2nd compact ed.). Helicon Pub..
Chicago-viite (17. p.)
ebrary, Inc. The Hutchinson Chronology of World History. 2nd compact ed. Abingdon: Helicon Pub., 2008.
MLA-viite (9. p.)
ebrary, Inc. The Hutchinson Chronology of World History. 2nd compact ed. Helicon Pub., 2008.
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