Pugh, T.B. (1988). Henry V and the Southampton Plot of 1415. Alan Sutton.
Richardson, Douglas (2011). Magna Carta Ancestry: A Study in Colonial and Medieval Families, ed. Kimball G. Everingham. I (edisi ke-2nd). Salt Lake City.ISBN1449966373
Richardson, Douglas (2011). Magna Carta Ancestry: A Study in Colonial and Medieval Families, ed. Kimball G. Everingham. II (edisi ke-2nd). Salt Lake City.ISBN1449966381
Richardson, Douglas (2011). Magna Carta Ancestry: A Study in Colonial and Medieval Families, ed. Kimball G. Everingham. IV (edisi ke-2nd). Salt Lake City.ISBN1460992709