Collaboration in water and waste engineering for developing countries : 5th WEDC Conference, 22-24 April 1979 : proceedings /
WEDC Conference(5th :1979 :Loughborough University of Technology)
Pickford, John,1924-
Murphy, Meryl.
Loughborough University of Technology.Water and Waste Engineering for Developing Countries Group.
Loughborough WEDC Group, Department of Civil Engineering, University of Technology, Loughborough
1979
Water-supply
Sewage disposal