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