APA (7th ed.) Citation

Al-Rawi, S. M. (1997). Field evaluation of activated sludge system. Journal of Environmental Science & Health. Part A. Environmental Science & Engineering & Toxic & Hazardous Substance Control, A32(4), 1099.

Chicago Style (17th ed.) Citation

Al-Rawi, S. M. "Field Evaluation of Activated Sludge System." Journal of Environmental Science & Health. Part A. Environmental Science & Engineering & Toxic & Hazardous Substance Control A32, no. 4 (1997): 1099.

MLA (9th ed.) Citation

Al-Rawi, S. M. "Field Evaluation of Activated Sludge System." Journal of Environmental Science & Health. Part A. Environmental Science & Engineering & Toxic & Hazardous Substance Control, vol. A32, no. 4, 1997, p. 1099.