Frank Herbert Brown.Victor Alexander Bruce, 13th Earl of Kincardine (неопр.). The Peerage: A genealogical survey of the peerage of Britain as well as the royal families of Europe. Дата обращения: 3 мая 2013. Архивировано 18 мая 2013 года.
Frank Herbert Brown.Victor Alexander Bruce, 13th Earl of Kincardine (неопр.). The Peerage: A genealogical survey of the peerage of Britain as well as the royal families of Europe. Дата обращения: 3 мая 2013. Архивировано 18 мая 2013 года.