International Reference Centre for Community Water Supply and Sanitation & Visscher, J. T. (1987). Slow sand filtration for community water supply: Planning, design, construction, operation and maintenance. IRC for Community Water Supply and Sanitation.
Chicago Style (17th ed.) CitationInternational Reference Centre for Community Water Supply and Sanitation and J. T. Visscher. Slow Sand Filtration for Community Water Supply: Planning, Design, Construction, Operation and Maintenance. The Hague, Netherlands: IRC for Community Water Supply and Sanitation, 1987.
MLA (9th ed.) CitationInternational Reference Centre for Community Water Supply and Sanitation and J. T. Visscher. Slow Sand Filtration for Community Water Supply: Planning, Design, Construction, Operation and Maintenance. IRC for Community Water Supply and Sanitation, 1987.