Style de citation APA

United Kingdom. Foreign Office. Historical Section & Prothero, G. (1920). The Don and the Volga basins. HMSO.

Style de citation Chicago

United Kingdom. Foreign Office. Historical Section et G.W Prothero. The Don and the Volga Basins. London: HMSO, 1920.

Style de citation MLA

United Kingdom. Foreign Office. Historical Section et G.W Prothero. The Don and the Volga Basins. HMSO, 1920.

Attention : ces citations peuvent ne pas être correctes à 100%.