APA (7e ed.) Bronvermelding

Kostianoy, A. G., & Kosarev, A. N. (2005). The Caspian Sea Environment. Springer Berlin Heidelberg. https://doi.org/10.1007/b138238

Chicago (17e ed.) Bronvermelding

Kostianoy, Andrey G., en Aleksey N. Kosarev. The Caspian Sea Environment. Berlin, Heidelberg: Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/b138238.

MLA (9e ed.) Bronvermelding

Kostianoy, Andrey G., en Aleksey N. Kosarev. The Caspian Sea Environment. Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/b138238.