P. Kov, Smets, S., Spears, D., en Vyas, S.,
“Growing taller among toilets : evidence from changes in sanitation and child height in Cambodia, 2005-2010”. S.n., S.l., p. 26 p.; 4 tab.; 1 fig., 2013.
E. Robson, Porter, G., Hampshire, K., en Munthali, A.,
“Heavy loads : children's burdens of water carrying in Malawi”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 23 - 35; 4 fig.; 3 tab., 2013.
W. J. Kitinya,
“Hunger : no food, no health”,
Development and cooperation (D+C), pp. p. 146 - 147; 1 fig.; 1 photograph, 2013.
USAID -Washington, DC, US,
“Integrating water, sanitation, and hygiene into nutrition programming”. USAID, Washington, DC, USA, p. 6 p.; 1 fig.; 4 photographs, 2013.
U. Programme Division,
“Unicef cholera toolkit 2013”. UNICEF, New York, NY, USA, p. 167 p.; ill.; tab.; fig., 2013.