Fill del Cel: diferència entre les revisions

{{Referències|2}}

 

* {{cite book |first = William |last = Beasley |author-link = William G. Beasley |chapter = The Making of a Monarchy |title = The Japanese Experience: A Short History of Japan |year = 1999 |publisher = University of California Press |ISBN = 978-0-520-22560-2 |ref = harv}}

* {{cite book |first = Jack |last = Dull |author-link = Jack Dull |chapter = The Evolution of Government in China |title = Heritage of China: Contemporary Perspectives on Chinese Civilization |year = 1990 |publisher = University of California Press |ISBN = 978-0-520-06441-6 |ref = harv}}