APA (7th ed.) Zitazioa
Doudoroff, P. (1971). Biology and water pollution control.
Chicago Style (17th ed.) Zitazioa
Doudoroff, Peter. Biology and Water Pollution Control. 1971.
MLA (9th ed.) Zitazioa
Doudoroff, Peter. Biology and Water Pollution Control. 1971.
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