References for Ralph I. 1st Earl de Neville * of Westmorland
E. Brandenburg: Die Ahnen Friedrichs des Grossen. Ahnentafeln berühmter Deutscher, Neue Folge, 8/9, Leipzig, 1934
O.F. Buck, T.F. Beard: Pedigrees of Some of the Emperor Charlemagne's Descendants, Vol III., S.. Baltimore:Genealogical Publishing Co, 2002
Sir B.Burke: The Dormant and Extinct Peerage. London, 1866
Sir B.Burke: Burke's Peerage and Baronetage. London, 1999
J. Dupont, J. Saillot: Cahiers de Saint-Louis. Nantes, Angers, 1976 etc.
W.K. v.Isenburg: Europäische Stammtafeln, Band II, Tafel 61. Marburg, 1953 (1965)
M.A.H., Marquis de Ruvigny: The Plantagenet roll of the blood royal, Essex Volume. London, Edinburgh, 1908
F.M.Powicke, E.B.Fryde: Handbook of British Chronology. London, 1961
D.Schwennicke: Europäische Stammtafeln, Vol. III/1, Tafel 157. Marburg, 1984
F.L.Weis: Ancestral Roots of Sixty Colonists. 6th Ed., Baltimore, 1988