APA (7th ed.) Zitazioa
Pollard, S. J. T., & Stephenson, T. (2016). Risk management for water and wastewater utilities (Second edition.). IWA Publishing.
Chicago Style (17th ed.) Zitazioa
Pollard, Simon J. T., eta Tom Stephenson. Risk Management for Water and Wastewater Utilities. Second edition. London, England: IWA Publishing, 2016.
MLA (9th ed.) Zitazioa
Pollard, Simon J. T., eta Tom Stephenson. Risk Management for Water and Wastewater Utilities. Second edition. IWA Publishing, 2016.
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