Cita APA (7th ed.)
Шевелева С. А. English on economics: 21 Lessons: English on economics: 21 Lessons. NCFU.
Cita Chicago (17th ed.)Шевелева С. А. English on Economics: 21 Lessons: English on Economics: 21 Lessons. NCFU.
Cita MLA (8th ed.)Шевелева С. А. English on Economics: 21 Lessons: English on Economics: 21 Lessons. NCFU.
Atenció: Aquestes cites poden no estar 100% correctes.