MLA

Caldwell, M. M, et al. Ecology of Baltic Coastal Waters. Springer Berlin Heidelberg, 2008.

APA

Caldwell, M. M, Heldmaier, G., Schiewer, U., & Jackson, R. B. (2008). Ecology of Baltic Coastal Waters. Springer Berlin Heidelberg.

Chicago

Caldwell, M. M., G Heldmaier, Ulrich Schiewer, and R. B Jackson. Ecology of Baltic Coastal Waters. : Springer Berlin Heidelberg, 2008.