APA

Crisp O., . (1976). Studies in the Russian Economy before 1914. London: .

Chicago

Crisp Olga, . 1976. Studies in the Russian Economy before 1914. London: .

Harvard

Crisp O., . (1976). Studies in the Russian Economy before 1914. London: .

MLA

Crisp Olga, . Studies in the Russian Economy before 1914. London: . 1976.