APA Citation

Nur Sarafina , S. (2015). Biomethanation of sewage sludge by using ultrasonic membrane anaerobic system (UMAS) using sewage sludge as substrate.

Chicago Style Citation

Nur Sarafina , Samsudin. Biomethanation of Sewage Sludge By Using Ultrasonic Membrane Anaerobic System (UMAS) Using Sewage Sludge As Substrate. 2015.

MLA Citation

Nur Sarafina , Samsudin. Biomethanation of Sewage Sludge By Using Ultrasonic Membrane Anaerobic System (UMAS) Using Sewage Sludge As Substrate. 2015.

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