Knox, H. T. (1898). Notes on the marriages and successions of the de Burgo, Lords of Connaught and the Acquisition of the Earldom of Ulster.
Lua i Stíl Chicago (17ú heag.)Knox, Hubert Thomas. Notes on the Marriages and Successions of the De Burgo, Lords of Connaught and the Acquisition of the Earldom of Ulster. 1898.
Lua MLA (9ú heag.)Knox, Hubert Thomas. Notes on the Marriages and Successions of the De Burgo, Lords of Connaught and the Acquisition of the Earldom of Ulster. 1898.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
