Robert Tignor. (2008). Worlds together, worlds apart: A history of the world from the beginnings of humankind to the present. New York: W.W. Norton.
Chicago Style CitationRobert Tignor. Worlds Together, Worlds Apart: A History of the World From the Beginnings of Humankind to the Present. New York: W.W. Norton, 2008.
MLA CitationRobert Tignor. Worlds Together, Worlds Apart: A History of the World From the Beginnings of Humankind to the Present. New York: W.W. Norton, 2008.
Warning: These citations may not always be 100% accurate.