Water Supply Authority -Vientiane, LA, WASA, LA, L. P. D. R. Depar, y Urban Research Institute -Vientiane, LA, URI,
«Small towns water supply and sanitation initiative in Lao PDR : a comparative study of small town water and sanitation services management models in developing countries : case study». Water Supply Authority (WASA), Vientiane, Lao PDR, p. vi, 34 p. : 10 boxes, 6 fig., 2 maps, photogr., 5 tab., 2002.
