Practical Russian (3rd ed.). Progress.
Chicagoスタイル(17版)引用形式Practical Russian. 3rd ed. Moscow: Progress.
MLA(9版)引用形式Practical Russian. 3rd ed. Progress.
警告: この引用は必ずしも正確ではありません.
Practical Russian (3rd ed.). Progress.
Chicagoスタイル(17版)引用形式Practical Russian. 3rd ed. Moscow: Progress.
MLA(9版)引用形式Practical Russian. 3rd ed. Progress.