M. Strauss,
« Aspectos higienicos sobre la disposicion, uso de excretas y aguas negras », in
Saneamiento alternativo o alternativas al saneamiento : actas del 1er seminario latinoamericano sobre saneamiento alternativo, Medellin, Colombia, Julio 24-29 de 1987, 1988, p. P. 57 - 77 : fig., tab.
J. P. Mason et Cutbill, C.,
« Design of a sociocultural study of household water use and sanitation practices in Djibouti city », vol. no. 214. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xi, 67 p.: photos, fig., 1988.
K. E. U. N. E. P. - Nairobi,
Environmental guidelines for domestic wastewater management, vol. no. 14. Nairobi, Kenya: UNEP, United Nations Environment Programme, 1988, p. vi, 29 p.
R. P. Ranson,
Guidelines for healthy housing, vol. no. 31. Copenhagen, Denmark: World Health Organization Regional Office for Europe, 1988, p. xiii, 244 p.: tab.
Netherlands Economic Institute -Rotterdam, NL, Nederlands Economisch Instituut, Managua, N. I. Instituto, et DGIS, D. General fo,
« Pre-feasibility appraisal wastewater treatment research project in Nicaragua : mission report ». Netherlands Economic Institute (NEI), Rotterdam, The Netherlands, p. v, 84 p.: fig., tab., 1988.
M. Makestas et Kayaalp, M.,
« Proceedings from a seminar on domestic wastewater treatment and disposal options for unsewered areas ». Australian Water and Wastewater Association (SA Branch), State Water Laboratory, Salisbury, SA, Australia, p. 118 p.: fig., tab., 1988.
J. Guibbert,
« Saneamiento alternativo o alternativas al saneamiento : actas del 1er seminario latinoamericano sobre saneamiento alternativo, Medellin, Colombia, Julio 24-29 de 1987 », vol. no. 52 , 53 , 54. ENDA America Latina, Bogota, Colombia, p. 538 p. : fig., tab., 1988.