United Nations Economic and Social Council -New York, NY, US,
“New techniques, including remote sensing, for identifying, exploring and assessing mineral and water resources : report of the Secretary-General”. United Nations Economic and Social Council, New York, NY, USA, p. 16 p.: tab., 1993.
J. Hospedales, Holder, Y., Deyalsingh, I., Paul, R., and Rosenbaum, J.,
“Private sector response against the cholera threat in Trinidad and Tobago”,
Bulletin of the Pan American Health Organization, pp. p. 331-336: 1 tab., 1993.
J. Sara, Vera, R., Soto, B., and Quiroga, M.,
“Proyecto Yacupaj : analysis de dos anos de experiencias de los proyectos demonstrativos”. World Bank, Potosi, Bolivia, p. 2 vol. (61, 7 p.): fig., tab., 1993.
B. D. U. N. I. C. E. F. - Dhaka, WHO -Dhaka, BD, World Health Organization, and BD, D. P. H. E. Bangladesh,
“Report on study on homemade (do-it-yourself) latrines, May - June 1993”, vol. no. 13. World Health Organization, Community Water Supply & Sanitation Unit, Dhaka, Bangladesh, p. 51 p.: fig., tab., 1993.
A. Scharl and Harrs, K.,
“Solar distillation”, vol. no. W11e. German Appropriate Technology Exchange (GATE) /Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ), Eschborn, Germany, p. 8 p. : 2 fig., 1993.
C. Visvanathan, Muttamara, S., and Alwis, K. U.,
Solid waste recycling and reuse in Bangkok, vol. no. 33. Bangkok, Thailand: Environmental Systems Information Center, 1993, p. 48 p.: 8 fig., 19 tab., ill., photogr.
S. T. Khare,
“Sulabh toilet complexes improve sanitation coverage”,
Water and wastewater international, pp. p. 23-24, 61 : photogr., 1993.