World Health Organization. WHO, UNESCO, United Nations Environment Programme. UNEP, & Chapman, D. V. (1992). Water quality assessments: A guide to the use of biota, sediments, and water in environmental monitoring. Chapman & Hall.
Chicago Style (17th ed.) CitationWorld Health Organization. WHO, UNESCO, United Nations Environment Programme. UNEP, and Deborah V. Chapman. Water Quality Assessments: A Guide to the Use of Biota, Sediments, and Water in Environmental Monitoring. London ; New York: Chapman & Hall, 1992.
MLA (9th ed.) CitationWorld Health Organization. WHO, et al. Water Quality Assessments: A Guide to the Use of Biota, Sediments, and Water in Environmental Monitoring. Chapman & Hall, 1992.