J. Borghi, Guinness, L., Ouedraogo, J., and Curtis, V.,
“Is hygiene promotion cost-effective? : a case study in Burkina Faso”,
Tropical medicine and international health, pp. p. 960-969 : 8 tab., 2002.
M. Sidibe and Curtis, V.,
“Hygiene promotion in Burkina Faso and Zimbabwe : new approaches to behaviour change”, vol. no. 7. Water and Sanitation Program - African Region, Nairobi, Kenya, p. 7 p. : boxes, fig., photogr., 2002.