APA (7th ed.) Citation

Samsuri, A., Herianto, H., & Setyowiyoto, J. (2012). Petrophysics study of sand stone core to the accuracy of ultrasonic pulse velocity.

Chicago Style (17th ed.) Citation

Samsuri, Ariffin, Herianto Herianto, and Jarot Setyowiyoto. Petrophysics Study of Sand Stone Core to the Accuracy of Ultrasonic Pulse Velocity. 2012.

MLA (9th ed.) Citation

Samsuri, Ariffin, et al. Petrophysics Study of Sand Stone Core to the Accuracy of Ultrasonic Pulse Velocity. 2012.