MLA

Foladori, Paola, Gianni Andreottola, and Giuliano Ziglio. Sludge Reduction Technologies In Wastewater Treatment Plants. London: IWA, 2010.

APA

Foladori, P., Andreottola, G., & Ziglio, G. (2010). Sludge reduction technologies in wastewater treatment plants. London: IWA.

Chicago

Foladori, Paola, Gianni Andreottola, and Giuliano Ziglio. Sludge Reduction Technologies In Wastewater Treatment Plants. London: IWA, 2010.