Biblio

U. Heierli y Frias, J., «One fly is deadlier than 100 tigers : total sanitation as a business and community action in Bangladesh and elsewhere». Swiss Agency for Development and Cooperation (SDC), Bern, Switzerland, p. 109 p. : fig., tab., 2007.

J. Frias y Mukherjee, N., «Private sector sanitation delivery in Vietnam : harnessing market power for rural sanitation». Water and Sanitation Program - East Asia and the Pacific, WSP-EAP, Jakarta, Indonesia, p. 15 p. : 5 boxes, 4 fig., 3 tab., 2005.