Citazione APA

Khavronina,S. Russian as we speak it (4th ed.). Progress publishers.

Stile di citazione Chicago

Khavronina,S. Russian as We Speak It. 4th ed. Moscow: Progress publishers.

Citazione MLA

Khavronina,S. Russian as We Speak It. 4th ed. Progress publishers.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.