1975
G. W. Reid,
“Water test kit I : user's manual”. University of Oklahoma. Bureau of Water and Environmental Resources Research, Norman, OK, USA, p. i, 30 p.: fig., tab., 1975.
V. Abramo,
“Wells manual”. Peace Corps, Washington, DC, USA, p. 248 p., 1975.
1974
D. D. Mara,
Bacteriology for sanitary engineers. Edinburgh, UK: Churchill Livingstone, 1974, p. x, 209 p. : fig.
S. Lundin,
“The consumption of household water in Sagure : an appraisal of five years work on water sanitation”, vol. no. 98. CADU - Chilalo Agricultural Development Unit, Assella, Ethiopia, p. 32 pp. : 21 tab., 4 app., 1974.
N. F. Carefoot,
“Development of a national training delivery system for water and waste water personnel in Spanish-speaking Latin America”. University of Pittsburgh, Graduate School of Public and International Affairs, Pittsburgh, PA, USA, p. Microfiche (viii, 110 p.), 1974.
M. Noll,
“Die Besiedlung von Langsamsandfiltern und ihre Beeinflussung durch Pestizide”, vol. no. 19. Institut fur Wasserforschung -Dortmund, DE, Dortmund, Germany, p. 179 p. : 36 fig., 12 tab., 1974.
F. Sargent,
Human ecology. Amsterdam, The Netherlands: North-Holland Publishing Company, 1974, p. xii, 475 p. : fig., tab.
W. E. Taylor,
“International Water Supply Association tenth congress, 19-22 August 1974, Brighton - Association Internationale des Distributeurs d'Eau, dixième congrès, 19-22 Août 1974, Brighton”. IWSA International Water Supply Association, London, UK, p. Various paging : fig. tab., 1974.
M. B. Pescod,
“Investigation of rational effluent and stream standards for tropical countries”. Asian Institute of Technology, Environmental Engineering Division, Bangkok, Thailand, p. vi + 61 p. : 6 fig. 16 tab., 1974.
D. M. Dworkin,
“Kenya rural water supply : programs, progress, prospects”, vol. 5. USAID, Washington, DC, USA, p. 19 pp. : 6 tab., app., 1974.
L. Huisman en Wood, W. E.,
La filtration lente sur sable. Geneva, Switzerland: World Health Organization (WHO), 1974, p. 133 p.: fig., tab.
R. I. de Hertaing en Courtjoie, J.,
“L'Education sanitaire”, vol. no. 12. Bureau d'Etudes et de Recherches pour la Promotion de la Sante, Kangu-Mayombe, Zaire, p. 39 p.: photo's, 1974.
Cet Develop Exterieures en Societe Generale des Techniques Hydro-agricoles -Paris, FR, SOGETHA,
Les ouvrages d'un petit reseau d'irrigation, 2nd ed.e ed. Paris, France: France, Ministere des Relations Exterieures, Cooperation et Developpement, 1974, p. 192 p. : fig., tab.
F. R. France. Se Paris en Societe Generale des Techniques Hydro-agricoles -Paris, FR, SOGETHA,
Les ouvrages en gabions, 2nd ed.e ed. Paris, France: France, Secretariat d'Etat aux Affaires Etrangeres, 1974, p. vi, 122 p. ; fig.
R. I. de Hertaing, Courtejoie, J., en Kaiku, N. Mavinga Le,
“Les vers intestinaux a l'ecole : prise de conscience du probleme par la jeunesse”, vol. no. 6. Bureau d'Etudes et de Recherches pour la Promotion de la Sante, Kangu-Mayombe, Zaire, p. 51 p., 1974.