APA (7th ed.) Citation

Twort, A., Brandt, M. J., & Ratnayaka, D. (2000). Water supply (5th ed.). Arnold/IWA Publishing.

Chicago Style (17th ed.) Citation

Twort, A., Malcolm J. Brandt, and D. Ratnayaka. Water Supply. 5th ed. London: Arnold/IWA Publishing, 2000.

MLA (8th ed.) Citation

Twort, A., et al. Water Supply. 5th ed. Arnold/IWA Publishing, 2000.