Cita APA (7th ed.)

(1992). Design of municipal wastewater treatment plants (2a. ed.). Water Environment Federation.

Cita Chicago (17th ed.)

Design of Municipal Wastewater Treatment Plants. 2a. ed. Alexandría: Water Environment Federation, 1992.

Cita MLA (9th ed.)

Design of Municipal Wastewater Treatment Plants. 2a. ed. Water Environment Federation, 1992.