Biblio

L. K. Helvetas - Nugegoda and Moratuwa, L. K. Sarvodaya, “Construction of latrines in rural villages in Sri Lanka”. Helvetas, Swiss Association for Development and Cooperation, Nugegoda, Sri Lanka, p. 22 p. : tech. drwng., 1994.

I. N. Centre for Allahabad, “R&D report on rural sanitation”. Centre for Development of Rural Technology, Allahabad, India, p. 26 p. : techn.drwgs., 1993.

H. Mitwally, “A study on the local manufacture of plastic latrine pans in Egypt”. World Health Organization Eastern Mediterranean Regional Office, Alexandria, Egypt, p. 48 p.: 15 fig., 2 tab., 1990.

H. Paqui, “Low-cost sanitation in Mozambique”, Waterlines, an international journal of water, sanitation and waste, pp. p. 6-7: photogr., 1988.

T. van Steen, “Projet hydraulique villageoise dans la cercle de Kangaba : rapport final”. SNV Netherlands Development Organization, Narena, Mali, p. 25 p.: fig., tab., 1988.

R. Stark, “Manual for the construction of latrines in Sarvodaya villages in Sri Lanka”. Helvetas, Swiss Association for Development and Cooperation, Kandy, Sri Lanka, p. 30 p.: fig., 1985.