MLA

Zhang, Guofeng. Environmental and Social-economic Impacts of Sewage Sludge Treatment. Springer Singapore, 2016.

APA

Zhang, G. (2016). Environmental and Social-economic Impacts of Sewage Sludge Treatment. Springer Singapore.

Chicago

Zhang, Guofeng Environmental and Social-Economic Impacts of Sewage Sludge Treatment. : Springer Singapore, 2016.