Biblio

C. Sijbesma y Christoffers, T., «The value of hygiene promotion : cost-effectiveness analysis of interventions in developing countries», Health policy and planning, vol. 24, n.º 6, pp. 418-427 : 1 fig., 3 tab., 2009.

C. Sijbesma y Postma, L., «Quantification of qualitative data in the water sector: the challenges», Water international, vol. 33, n.º 2, pp. 150- 61 : boxes, fig. tab., 2008.

C. Sijbesma, «Scaling up community managed water and sanitation in India : pilot projects», in Water and sanitation: institutional challenges in India, New Delhi, India: Manohar, 2006, pp. P. 163-181 : 1 box, 1 fig. 3 tab.

B. Appleton y Sijbesma, C., «Hygiene promotion». IRC, Delft, The Netherlands, p. vii, 93 p. : boxes, fig., tab., 2005.