APA-čujuhus (7. p.)

Metcalf. (2012). WASTEWATER ENGINEERING: TREATMENT AND REUSE (4 TH.). TMH.

Chicago-čujuhus (17. p.)

Metcalf. WASTEWATER ENGINEERING: TREATMENT AND REUSE. 4 TH. NEW DELHI: TMH, 2012.

MLA-čujuhus (9. p.)

Metcalf. WASTEWATER ENGINEERING: TREATMENT AND REUSE. 4 TH. TMH, 2012.

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