George Smethurst. (1988). Basic water treatment for application world-wide. London: ThomasTelford.
Čikaški stil citiranjaGeorge Smethurst. Basic Water Treatment for Application World-wide. London: ThomasTelford, 1988.
MLA način citiranjaGeorge Smethurst. Basic Water Treatment for Application World-wide. London: ThomasTelford, 1988.
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