APA (7e ed.) Bronvermelding

Obruchev, V. A. (1961). Kukushkin: A geographer's tales. Constable.

Chicago (17e ed.) Bronvermelding

Obruchev, Vladimir Afanas'evich. Kukushkin: A Geographer's Tales. London: Constable, 1961.

MLA (8e ed.) Bronvermelding

Obruchev, Vladimir Afanas'evich. Kukushkin: A Geographer's Tales. Constable, 1961.