Biblio

A. Chatterjee y Almedom, A., «Indicators for sanitation : yardsticks for cleanliness?», Waterlines, an international journal of water, sanitation and waste, pp. p. 6-9: 2 fig., 1 tab., photogr., ill., 1995.

M. Strauss y Heinss, U., «SOS - management of sludges from on-site sanitation : faecal sludge treatment : challenges, process options and field research : a state-of-knowledge report», SANDEC news, pp. p. 2-13: 7 fig., 4 tab., 4 photogr., 1995.

K. Kavanagh, Woollcombe, S., Aripko, B., y Braide, E., «Child-to-child approach for health education action : activity sheets». UNICEF, Lagos, Nigeria, p. 46 p. : fig., 1993.

O. B. Akogun, «Some social aspects of helminthiasis among the people of Gumau district, Bauchi state, Nigeria», Journal of tropical medicine and hygiene, pp. p. 193-196: tab., 1989.

ENSIC -Bangkok, TH, Environmental Sanitation Information Centre, Human faeces urine and their utilization. Bangkok, Thailand: Asian Institute of Technology, 1981, p. 83 p. : fig., tab.

P. Bongartz, Musyoki, S. M., Milligan, A., y Ashley, H., «Tales of shit : community-led total sanitation in Africa », vol. 61. p. 238 p.; tab.