APA-viite (7. p.)

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

Chicago-viite (17. p.)

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

MLA-viite (9. p.)

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