APA(7版)引用形式
Шевелева С. А. English on economics: 21 Lessons: English on economics: 21 Lessons. NCFU.
Chicagoスタイル(17版)引用形式Шевелева С. А. English on Economics: 21 Lessons: English on Economics: 21 Lessons. NCFU.
MLA(8版)引用形式Шевелева С. А. English on Economics: 21 Lessons: English on Economics: 21 Lessons. NCFU.
警告: この引用は必ずしも正確ではありません.