The following sources were consulted in the preparation of the article “13 child rulers who inherited more power than any kid should have.”
- China’s Last Emperor: Who Was Puyi and Why Did He Abdicate?
- Alfonso XIII, King of Spain (1886-1931) signed & dated 1907
- This day in history: The birth of the Egyptian Republic
- King Sobhuza II (1899-1982)
- Doomed Guests: Faisal II, The “Boy King” Of Iraq
- HRH King Simeon II
- Good King Michael
- Too much, too young? Petar Karađorđević II King of Yugoslavs
- Thai author seeks to reopen probe into 1946 death of King Ananda
- The regencies of María Cristina and Espartero (1833-1840)
- Emperor of Japan: Meiji and His World, 1852-1912