Lua APA (7ú heag.)
Дроздова, Т. Ю. The Keys. English Grammar. Reference and Practice. Version 2.0.
Lua i Stíl Chicago (17ú heag.)Дроздова, Т. Ю. The Keys. English Grammar. Reference and Practice. Version 2.0.
Lua MLA (8ú heag.)Дроздова, Т. Ю. The Keys. English Grammar. Reference and Practice. Version 2.0.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.