Gaya APA

Guo, X. et al (2008). Preparation of decolorizing ceramsites for printing and dyeing wastewater with acid and base treated clay . London: Elsevier B.V..

Gaya MLA

Guo, Xiangli. et al. "Preparation of decolorizing ceramsites for printing and dyeing wastewater with acid and base treated clay". London: Elsevier B.V., 2008. e-journal.