APA

Yurchenko V. V., Suntsova E. N., .English is an international language - can it be a problem?. : .

Chicago

Yurchenko V V, Suntsova E N, .English is an international language - can it be a problem?. : .

Harvard

Yurchenko V. V., Suntsova E. N., .English is an international language - can it be a problem?. : .

MLA

Yurchenko V V, Suntsova E N, .: . .