O'Hegarty, D. S., & O'Hegarty, P. S. (1942). MacGeoghegan's History.
Lua i Stíl Chicago (17ú heag.)O'Hegarty, D. S., agus P. S. O'Hegarty. MacGeoghegan's History. 1942.
Lua MLA (9ú heag.)O'Hegarty, D. S., agus P. S. O'Hegarty. MacGeoghegan's History. 1942.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
