APA

Fennell J. L. I. (., . (1961). The penguin Russian course. New York: Penguin books.

Chicago

Fennell J L I (comp.), . 1961. The penguin Russian course. New York: Penguin books.

Harvard

Fennell J. L. I. (., . (1961). The penguin Russian course. New York: Penguin books.

MLA

Fennell J L I (comp.), . The penguin Russian course. New York: Penguin books. 1961.