Tignor, R., Tsin, J. A. S. A. S. K. S. M. G. P. M., & Tsin , J. A. S. A. S. K. S. M. G. P. M. Worlds together, worlds apart: A history of the world from the beginnings of humankind to the present / Tignor, Robert. Volume two, The mongol empire to the present. W.W. Norton & Company.

Tignor, Robert, Jeremy Adelman; Stephen Aron; Stephen Kotkin; Suzanne Marchand; Gyan Prakash; Michael Tsin, và Jeremy Adelman; Stephen Aron; Stephen Kotkin; Suzanne Marchand; Gyan Prakash; Michael Tsin . Worlds Together, Worlds Apart: A History of the World From the Beginnings of Humankind to the Present / Tignor, Robert. Volume Two, The Mongol Empire to the Present. W.W. Norton & Company.

Tignor, Robert, Jeremy Adelman; Stephen Aron; Stephen Kotkin; Suzanne Marchand; Gyan Prakash; Michael Tsin, và Jeremy Adelman; Stephen Aron; Stephen Kotkin; Suzanne Marchand; Gyan Prakash; Michael Tsin . Worlds Together, Worlds Apart: A History of the World From the Beginnings of Humankind to the Present / Tignor, Robert. Volume Two, The Mongol Empire to the Present. W.W. Norton & Company.