Sokolov, D. V. (1926). The oil regions of the eastern coast of the Caspian Sea: With 17 figures and a map. The Council of Petroleum Industry.
Chicago-Zitierstil (17. Ausg.)Sokolov, Dmitrij V. The Oil Regions of the Eastern Coast of the Caspian Sea: With 17 Figures and a Map. Moscow: The Council of Petroleum Industry, 1926.
MLA-Zitierstil (9. Ausg.)Sokolov, Dmitrij V. The Oil Regions of the Eastern Coast of the Caspian Sea: With 17 Figures and a Map. The Council of Petroleum Industry, 1926.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.