(2010). History's Greatest Events 100 Turning Points That Changed the World: An Illustrated Journey. Time Books.
Chicago-viite (17. p.)History's Greatest Events 100 Turning Points That Changed the World: An Illustrated Journey. Time Books, 2010.
MLA-viite (8. p.)History's Greatest Events 100 Turning Points That Changed the World: An Illustrated Journey. Time Books, 2010.
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