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Lua i Stíl Chicago (17ú heag.)Society for Research into Higher Education. Research Into Higher Education Abstracts. Abingdon, Inglaterra: Carfax Publishing, 1967.
Lua MLA (8ú heag.)Society for Research into Higher Education. Research Into Higher Education Abstracts. Carfax Publishing, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.