APA (7th ed.) Citation

Sonny Irawan, S. I., & Samsuri, A. (2007). Drilling mud material cost saving through utilization of treated Malaysian local bentonite.

Chicago Style (17th ed.) Citation

Sonny Irawan, Sonny Irawan, and Ariffin Samsuri. Drilling Mud Material Cost Saving Through Utilization of Treated Malaysian Local Bentonite. 2007.

MLA (9th ed.) Citation

Sonny Irawan, Sonny Irawan, and Ariffin Samsuri. Drilling Mud Material Cost Saving Through Utilization of Treated Malaysian Local Bentonite. 2007.

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