Cita APA

Duff, C., & Makaroff, D. (1971). Russian for beginners.

Chicago Edition Citation

Duff, Charles, i Dmitri Makaroff. Russian for Beginners. barnes & Noble, Inc., New York, 1971.

Cita MLA

Duff, Charles, i Dmitri Makaroff. Russian for Beginners. 1971.