APA (7th ed.) Citation

Ratnayaka, D. D., Brandt, M. J., & Johnson, K. M. (2009). Twort's water supply. Butterworth-Heinemann.

Chicago Style (17th ed.) Citation

Ratnayaka, Don D., Malcolm J. Brandt, and K. Michael Johnson. Twort's Water Supply. Oxford: Butterworth-Heinemann, 2009.

MLA (9th ed.) Citation

Ratnayaka, Don D., et al. Twort's Water Supply. Butterworth-Heinemann, 2009.