Lua APA (7ú heag.)
Варданян, А. В. English Grammar for Technical University Students. Theory and Practice: учебное пособие.
Lua i Stíl Chicago (17ú heag.)Варданян, А. В. English Grammar for Technical University Students. Theory and Practice: учебное пособие.
Lua MLA (8ú heag.)Варданян, А. В. English Grammar for Technical University Students. Theory and Practice: учебное пособие.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.