Citazione Stile APA (7a Edizione)

Twort, A. C. (1994). Water supply (4th ed.). Edward Arnold.

Citazione stile Chigago Style (17a edizione)

Twort, A. C. Water Supply. 4th ed. London: Edward Arnold, 1994.

Citatione MLA (8a ed.)

Twort, A. C. Water Supply. 4th ed. Edward Arnold, 1994.