9780393934922, titled "Worlds Together, Worlds Apart: A History of the World from the Beginnings of Humankind to the Present" | 3 edition (W W Norton & Co Inc, December 3, 2010), cover price $163.30
9780393123760, titled "Worlds Together, Worlds Apart: A History of the World from the Beginnings of Humankind to the Present" | 4th edition (W W Norton & Co Inc, October 24, 2013), cover price $144.85
9780393149715, titled "Worlds Together, Worlds Apart: A History of the World from the Beginnings of Humankind to the Present" | 3 edition (W W Norton & Co Inc, May 31, 2011), cover price $138.85
9780393149722, titled "Worlds Together, Worlds Apart: A History of the World from the Beginnings of Humankind to the Present" | 3 unbnd edition (W W Norton & Co Inc, May 31, 2011), cover price $103.40