2. Greek theatre performance: an introduction Wiles, David. Cambridge : Cambridge University Press, 2000. ENG320
3. When China ruled the seas: the treasure fleet of the Dragon Throne, 1405-1433 Levathes, Louise. New York : Oxford University Press, 1996, c1994. HIST465
4. A distant mirror: the calamitous 14th century Tuchman, Barbara W. (Barbara Wertheim), 1912-1989, Great Britain : Penguin Books, 2017. HIST472
