APA (7th ed.) Citation

SpringerLink (Online service), Kostianoy, A. G., & Kosarev, A. N. (2005). The Caspian Sea Environment. Springer Berlin Heidelberg.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Andrey G. Kostianoy, and Aleksey N. Kosarev. The Caspian Sea Environment. Berlin, Heidelberg: Springer Berlin Heidelberg, 2005.

MLA (8th ed.) Citation

SpringerLink (Online service), et al. The Caspian Sea Environment. Springer Berlin Heidelberg, 2005.