Cita APA (7th ed.)
Kostianoy, A. G., & Kosarev, A. N. (2005). The Caspian Sea Environment. Springer Berlin Heidelberg. https://doi.org/10.1007/b138238
Cita Chicago (17th ed.)
Kostianoy, Andrey G., i Aleksey N. Kosarev. The Caspian Sea Environment. Berlin, Heidelberg: Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/b138238.
Cita MLA (9th ed.)
Kostianoy, Andrey G., i Aleksey N. Kosarev. The Caspian Sea Environment. Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/b138238.
Atenció: Aquestes cites poden no estar 100% correctes.