1991
UN Economic Commission for Asia and the Pacific -Bangkok,TH, ESCAP,
“Natural disaster reduction in Asia and the Pacific : launching the international decade for natural disaster reduction. Volume I : water-related natural disasters”. United Nations, New York, NY, USA, p. ix, 228 p.: 11 fig., 6 map., 30 tab., 1991.
M. F. Baldwin,
“Natural resources of Sri Lanka : conditions and trends”. Natural Resources, Energy and Science Authority of Sri Lanka, Colombo, Sri Lanka, p. xi, 280 p.: fig., tab., maps, photogr., 1991.
M. R. Hoque,
“The necessity and scope of rain water harvest in Bangladesh”, in
Rainwater catchment for future generations : proceedings of the 5th International Conference on Rain Water Cistern Systems, Keelung, Taiwan, 4-10 August 1991, 1991, pp. P. 586-597 : 6 fig.
S. Burchi,
“The need for effective legal and regulatory frameworks”. Food and Agriculture Organization (FAO), Rome, Italy, p. 6, [4] p., 1991.
I. N. Netherland Hyderabad,
“Netherlands assisted projects - Andhra Pradesh : an intervention into the RWS/S sector of AP : an overview”, in
NAP India '91 : conference on Indo-Dutch bilateral cooperation in rural water supply and sanitation, February 25-26 1991, Lucknow, 1991, p. 5 p.
D. K. U. N. I. C. E. F. - Copenhagen,
“New lubrication for down the hole hammer drilling”, vol. no. 3. UNICEF Water, Environment and Sanitation Section, Copenhagen, Denmark, p. 2 p.: tab., 1991.
J. Kunguru and Mwiraria, M.,
“NGO support to informal settlements : a case study of Kiberia, Nairobi”, vol. No. 1-11. UNDP-World Bank, Regional Water and Sanitation Group Eastern and Southern Africa, Nairobi, Kenya, p. iv, 35 p. : boxes, 1991.
G. H. Ghana Wate Accra and London, G. B. WaterAid -,
“NGOs, the district and water as an entry point : a WaterAid conference on rural water provision focusing on the decentralised district structure : held at Elmina, Ghana, March 7-11 1991”, vol. III. WaterAid, London, UK, p. 77 p.: 1 fig., 1 photogr., 3 tab., 1991.
C. A. A. Butijn, Hoadley, A. W., Umolu, J., and Stoveland, S.,
“Nigeria : Rusafiya (rural water supply and sanitation) : report of evaluation mission”. UNDP (United Nations Development Programme), New York, NY, USA, p. 80 p. + annexes (ca. 80 p.): fig., tab., 1991.
N. G. N. E. S. T. - Ibadan,
Nigeria's threatened environment : a national profile. Ibadan, Nigeria: Nigerian Environmental Study / Action Team, 1991, p. vi, 288 p.: fig., photogr., tab.
L. Chairuca and Hassane, I.,
“Nitrate contamination in peri-urban Maputo (Mozambique)”, in
Infrastructure, environment, water and people : proceedings of the 17th WEDC Conference, United Nations Centre for Human Settlement (Habitat), Nairobi, Kenya, 19-23 August 1991, 1991, pp. P. 203-207: 3 fig.
“no. 125”,
The Courier. 1991.
“no. 129”,
The Courier. 1991.
P. E. C. E. P. I. S. - Lima,
“no. 41. El colera”,
Repindex. CEPIS (Centro Panamericano de Ingenieria Sanitaria y Ciencias del Ambiente), Lima, Peru, p. vii, 112 p., 1991.
“no. 53 (1991)”,
Echos du COTA. 1991.