Παραπομπή APA

Forstner, U. W. (1983). Metal pollution in the aquatic environment (2.).

Παραπομπή Chicago Style

Forstner, U; Wittmann. Metal Pollution in the Aquatic Environment. 2. Springer-Verlag, Berlin, 1983.

Παραπομπή MLA

Forstner, U; Wittmann. Metal Pollution in the Aquatic Environment. 2. 1983.