(1992). Design of municipal wastewater treatment plants (2a. ed.). Water Environment Federation.
Citazione stile Chigago Style (17a edizione)Design of Municipal Wastewater Treatment Plants. 2a. ed. Alexandría: Water Environment Federation, 1992.
Citatione MLA (9a ed.)Design of Municipal Wastewater Treatment Plants. 2a. ed. Water Environment Federation, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.