Gaya APA

Water treatment and pathogen control: Process efficincy in achieving safe drinking-water / Mark W LeChevallier, Kwok-Keung Au. (2004). : London, WHO dan IWA.

Gaya MLA

Water treatment and pathogen control: Process efficincy in achieving safe drinking-water / Mark W LeChevallier, Kwok-Keung Au. . : London, WHO dan IWA, 2004. Text.