METCALF. Wastewater engineering: Treatment and reuse.fourth ed. Mc Graw Hill.
Čikaški stil citiranja (17. izdanje)METCALF. Wastewater Engineering: Treatment and Reuse.fourth Ed. Mc Graw Hill.
MLA način citiranja (8. izdanje)METCALF. Wastewater Engineering: Treatment and Reuse.fourth Ed. Mc Graw Hill.
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