APA (7th ed.) Citation

Al-Zahrani, D. M. A., & unknown. (2020). Secondary effluent treatment by slow sand filters: Performance and risk analysis.

Chicago Style (17th ed.) Citation

Al-Zahrani, Dr. Muhammad Abdallah, and unknown. Secondary Effluent Treatment by Slow Sand Filters: Performance and Risk Analysis. 2020.

MLA (9th ed.) Citation

Al-Zahrani, Dr. Muhammad Abdallah, and unknown. Secondary Effluent Treatment by Slow Sand Filters: Performance and Risk Analysis. 2020.

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