Παραπομπή APA

Firth, P., & Fisher, S. G. (1991). Global climate change and freshwater ecosystems. Springer-Verlag.

Παραπομπή Chicago Style

Firth, Penelope, και Stuart G. Fisher. Global Climate Change and Freshwater Ecosystems. New York: Springer-Verlag, 1991.

Παραπομπή MLA

Firth, Penelope, και Stuart G. Fisher. Global Climate Change and Freshwater Ecosystems. Springer-Verlag, 1991.