Cita APA (7a ed.)

(1990). Operation of municipal wastewater treatment plantsvol. 2 liquid processes. Water Pollution Control Federation.

Cita Chicago Style (17a ed.)

Operation of Municipal Wastewater Treatment Plantsvol. 2 Liquid Processes. Alexandria: Water Pollution Control Federation, 1990.

Cita MLA (9a ed.)

Operation of Municipal Wastewater Treatment Plantsvol. 2 Liquid Processes. Water Pollution Control Federation, 1990.