APA (7th ed.) Citation

(1998). Design of municipal wastewater treatment plants (4a. ed.). WEF.

Chicago Style (17th ed.) Citation

Design of Municipal Wastewater Treatment Plants. 4a. ed. Reston: WEF, 1998.

MLA (9th ed.) Citation

Design of Municipal Wastewater Treatment Plants. 4a. ed. WEF, 1998.