APA Citation

Horan, N. J. (1990). Biological wastewater treatment systems: Theory and operation. New York: John Wiley and Sons.

Chicago Style Citation

Horan, N. J. Biological Wastewater Treatment Systems: Theory and Operation. New York: John Wiley and Sons, 1990.

MLA Citation

Horan, N. J. Biological Wastewater Treatment Systems: Theory and Operation. New York: John Wiley and Sons, 1990.

Warning: These citations may not always be 100% accurate.