APA (7th ed.) Citation

Barnes, D. (1981). Water and wastewater engineering systems. Pitman.

Chicago Style (17th ed.) Citation

Barnes, D. Water and Wastewater Engineering Systems. London ; Marshfield, Mass.: Pitman, 1981.

MLA (9th ed.) Citation

Barnes, D. Water and Wastewater Engineering Systems. Pitman, 1981.