Biblio

S. House, Ince, M., y Shaw, R., «Technical brief no. 52 : water : quality or quantity?», Waterlines, an international journal of water, sanitation and waste, pp. p. 15-18 : 6 tab., 2004.

E. Rottier y Ince, M., Controlling and preventing disease : the role of water and environmental sanitation interventions. Loughborough, UK: Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, 2003, p. vi, 284 p. : fig., tab.