Global wastewater and sludge production, treatment and use

Mateo-Sagasta, Javier; Raschid-Sally, Liqa; Thebo, A. 2015. Global wastewater and sludge production, treatment and use. In Drechsel, Pay; Qadir, Manzoor; Wichelns, D. (Eds.). Wastewater: economic asset in an urbanizing world. Dordrecht, Netherlands: Springer. pp.15-38.