Informazioni sulla fonte
Ancestry.com. A Chronicle of Kingship 1066-1937 [database online]. Provo, UT, USA: Ancestry.com Operations, Inc., 2010.Dati originali: R. B. Mowat. A Chronicle of Kingship 1066-1937. London, England: Morrison and Gibb Ltd.
A Chronicle of Kingship 1066-1937
