University Microfilms\nXerox University Microfilms\nUniversity Microfilms International. (1966). Dissertation Abstracts International. University Microfilms International.
Lua i Stíl Chicago (17ú heag.)University Microfilms\nXerox University Microfilms\nUniversity Microfilms International. Dissertation Abstracts International. Ann Arbor, Mich: University Microfilms International, 1966.
Lua MLA (8ú heag.)University Microfilms\nXerox University Microfilms\nUniversity Microfilms International. Dissertation Abstracts International. University Microfilms International, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.