APA (7th ed.) Citation

Muhammad, H. A., & unknown. (2020). Characterization, utilization, and disposal of municipal sludge: The state of-the-art.

Chicago Style (17th ed.) Citation

Muhammad, H. Al-Malack, and unknown. Characterization, Utilization, and Disposal of Municipal Sludge: The State Of-the-art. 2020.

MLA (9th ed.) Citation

Muhammad, H. Al-Malack, and unknown. Characterization, Utilization, and Disposal of Municipal Sludge: The State Of-the-art. 2020.

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