APA Style

Ratnayaka, Don D., Johnson, K. Michael, Brandt, Malcolm J., Twort, A. C.. (2009). Twort's Water Supply (Ed. 6th). USA: Elsevier.

Chicago Style

Ratnayaka, Don D., Johnson, K. Michael, Brandt, Malcolm J., Twort, A. C.. Twort's Water Supply. Ed. 6th USA: Elsevier, 2009. Text.

MLA Style

Ratnayaka, Don D., Johnson, K. Michael, Brandt, Malcolm J., Twort, A. C.. Twort's Water Supply. Ed. 6th USA: Elsevier, 2009. Text.

Turabian Style

Ratnayaka, Don D., Johnson, K. Michael, Brandt, Malcolm J., Twort, A. C.. Twort's Water Supply. Ed. 6th USA: Elsevier, 2009. Print.