Webster, H. (1920). Historical source book. D. C. Heath and co.
Lua i Stíl Chicago (17ú heag.)Webster, Hutton. Historical Source Book. Boston ; New York, [etc.]: D. C. Heath and co, 1920.
Lua MLA (8ú heag.)Webster, Hutton. Historical Source Book. D. C. Heath and co, 1920.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.