APA Style

Ryding, Sven-Olof, Rast, Walter. (1989). The control of eutrophication of lakes and reservoirs . USA: UNESCO.

Chicago Style

Ryding, Sven-Olof, Rast, Walter. The control of eutrophication of lakes and reservoirs. USA: UNESCO, 1989. Text.

MLA Style

Ryding, Sven-Olof, Rast, Walter. The control of eutrophication of lakes and reservoirs. USA: UNESCO, 1989. Text.

Turabian Style

Ryding, Sven-Olof, Rast, Walter. The control of eutrophication of lakes and reservoirs. USA: UNESCO, 1989. Print.