J. Butterworth, Welle, K., Hailu, T., Bostoen, K., et Schaefer, F.,
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G. Neuhaus,
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J. Nikiema, Figoli, A., Weissenbacher, N., Langergraber, G., Marrot, B., et Moulin, P.,
« Wastewater treatment practices in Africa : experiences from seven countries »,
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« Water and neglected tropical diseases », vol. March - April 2013. USAID, Washington, DC, USA, 2013.
L. Mandi et Ouazzani, N.,
« Water and wastewater management in Morocco : biotechnologies application »,
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F. A. O. Food and A. Nations,
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I. N. U. N. I. C. E. F. - Ne Delhi, Delhi, I. N. F. A. O. - New, et SaciWATERs -Secunderabad, IN, South Asia Consortium for Interdisciplinary Water Resources Studies,
« Water in India: situation and prospects ». UNICEF, New Delhi, India, p. x, 91 p.; 23 fig.; 23 tab.; 11 boxes, 2013.
N. Awad,
« Water is life »,
Water and neglected tropical diseases, p. 1 p.; 2 photographs, 2013.