1990
P. H. Asian Deve Manila,
“Indonesia water supply and sanitation sector study”. Asian Development Bank, Manila, Philippines, p. xix, 132 p.: fig., tab., map, 1990.
IRC International Water and Sanitation Centre, The Hague, NL and DGIS, D. General fo,
“Institutional development in the Indo-Dutch rural water supply and sanitation programme : a discussion paper”. Netherlands, Ministry of Foreign Affairs, DGIS, The Hague, The Netherlands, p. 19 p.: tab., 1990.
P. Wirojanagud and Vanvarothorn, V.,
“Jars and tanks for rainwater storage in rural Thailand”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 29-32: photogr., tab., 1990.
D. McNeill, Kruger, A., and Klepsvik, I.,
“Joint review of TAN 055 Kigoma water programme”. NORAD, Norwegian Agency for Development Cooperation, Oslo, Norway, p. 38 p.: tab., 1990.
P. Ministerio PE,
“Manual del promotor DISABAR”. Peru, Ministerio de Salud, Division de Saneamiento Basico Rural, Lima, Peru, p. 82 p. : drwng, tab., 1990.
B. Department BT,
“Manual on operation and maintenance of gravity flow water system”. Bhutan, Department of Works and Housing, Public Health Engineering Division, Thimphu, Bhutan, p. 67 p. : drwngs, 1990.
G. Ministerio GT,
“Plan nacional de abastecimiento de agua potable y saneamiento para el area rural 1991-1995”. Guatemala, Ministerio de Salud Publica y Asistencia Social, Guatemala, Guatemala, p. 124 p. + ca. 60 p. annexes: fig., tab, 1990.
N. Tunyavanich and Hewison, K.,
“Rainwater storage in cement jars in northeastern Thailand”,
International journal of water resources development, pp. p. 129-136: tab., photogr., 1990.