Lua APA (7ú heag.)
Шевелева С. А. English on economics: 21 Lessons: English on economics: 21 Lessons. NCFU.
Lua i Stíl Chicago (17ú heag.)Шевелева С. А. English on Economics: 21 Lessons: English on Economics: 21 Lessons. NCFU.
Lua MLA (8ú heag.)Шевелева С. А. English on Economics: 21 Lessons: English on Economics: 21 Lessons. NCFU.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.