Não informado. (1962). Family History. Institute of Heraldic and Genealogical Studies.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Family History. Nothgate, Inglaterra: Institute of Heraldic and Genealogical Studies, 1962.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Family History. Institute of Heraldic and Genealogical Studies, 1962.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.