Wetzel, R. G. (1975). Limnology: Lake and River Ecosystems (2nd ed.). Academic Pres.
Chicago Style (17. basım) AtıfWetzel, Robert G. Limnology: Lake and River Ecosystems. 2nd ed. California: Academic Pres, 1975.
MLA (9th ed.) AtıfWetzel, Robert G. Limnology: Lake and River Ecosystems. 2nd ed. Academic Pres, 1975.
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