(2002). Кн. 1-2: Book one; Essential English for Foreign Students. Русская версия. 2002.
Chicagoスタイル(17版)引用形式Кн. 1-2: Book One; Essential English for Foreign Students. Русская версия. 2002, 2002.
MLA(9版)引用形式Кн. 1-2: Book One; Essential English for Foreign Students. Русская версия. 2002, 2002.
警告: この引用は必ずしも正確ではありません.