Віконт Монтгаррет(2003). Burke's Peerage, Baronetage & Knightage, 107th edition, 3 volumes. p. volume 2, page 2812. Mosley, Charles, ed. (2003). Burke's Peerage, Baronetage
Джоан ГлостерськаC. Burke's Peerage, Baronetage & Knightage. — Wilmington : Burke's Peerage, 2003. — Т. 3. — 4500 с. — ISBN 0971196621. Mosley C. Burke's Peerage and
Джон РаліCharles Mosley, editor, Burke's Peerage, Baronetage & Knightage, 107th edition, 3 volumes (Wilmington, Delaware, USA: Burke's Peerage (Genealogical Books)
Роберт де Вер, 6-й граф ОксфордPeerage d:Track:Q67129259d:Track:Q21401824 Mosley, 2003, p. 3464. Mosley C. Burke's Peerage, Baronetage & Knightage. — Wilmington : Burke's Peerage,