APA (7th ed.) Citation

Alegre, H. (2017). Performance indicators for water supply services / Helena Alegre ... [et al] (Third edition.). IWA Publishing.

Chicago Style (17th ed.) Citation

Alegre, Helena. Performance Indicators for Water Supply Services / Helena Alegre ... [et Al]. Third edition. London, UK: IWA Publishing, 2017.

MLA (9th ed.) Citation

Alegre, Helena. Performance Indicators for Water Supply Services / Helena Alegre ... [et Al]. Third edition. IWA Publishing, 2017.

Warning: These citations may not always be 100% accurate.