Tignor, R. L. (2018). Worlds together, worlds apart: A history of the world from the beginnings of humankind to the present (Fifth edition.). W.W. Norton & Company.
Chicago Style (17th ed.) CitationTignor, Robert L. Worlds Together, Worlds Apart: A History of the World from the Beginnings of Humankind to the Present. Fifth edition. New York: W.W. Norton & Company, 2018.
MLA (9th ed.) CitationTignor, Robert L. Worlds Together, Worlds Apart: A History of the World from the Beginnings of Humankind to the Present. Fifth edition. W.W. Norton & Company, 2018.
Warning: These citations may not always be 100% accurate.