APA (7th ed.) Citation

IWA. (2001). River water quality model. no 1. IWA Publishing.

Chicago Style (17th ed.) Citation

IWA. River Water Quality Model. No 1. London: IWA Publishing, 2001.

MLA (9th ed.) Citation

IWA. River Water Quality Model. No 1. IWA Publishing, 2001.

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