Yoritomo and the founding of the first Bakufu the origins of dual government in Japan - Mass, Jeffrey P. (Stanford, Calif. Stanford University Press, 1999)
Keywords: Minamoto, Yoritomo -- 1147-1199.; Aristocracy (Social class) -- History. -- Japan; Right of property -- History. -- Japan; Land tenure -- History. -- Japan; Japan -- Politics and government -- 794-1600.; Japan -- History -- Kamakura period, 1185-1333.