World Health ORganization. Regional Office for the Eastern Mediterranean. (1987). Wastewater stabilization ponds: Principles of planning & practice. World Health Organization, Regional Office for the Eastern Mediterranean.
Chicago Style (17. basım) AtıfWorld Health ORganization. Regional Office for the Eastern Mediterranean. Wastewater Stabilization Ponds: Principles of Planning & Practice. Alexandria: World Health Organization, Regional Office for the Eastern Mediterranean, 1987.
MLA (9th ed.) AtıfWorld Health ORganization. Regional Office for the Eastern Mediterranean. Wastewater Stabilization Ponds: Principles of Planning & Practice. World Health Organization, Regional Office for the Eastern Mediterranean, 1987.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..