Petikan APA

Darmawan, A. S., Siswanto, W. A., & Sujitno, T. (2013). Comparison of commercially pure titanium surface hardness improvement by plasma nitrocarburizing and ion implantation. Trans Tech Publications, Switzerland.

Petikan Gaya Chicago

Darmawan, Agung Setyo, Waluyo Adi Siswanto, and Tjipto Sujitno. Comparison of Commercially Pure Titanium Surface Hardness Improvement By Plasma Nitrocarburizing and Ion Implantation. Trans Tech Publications, Switzerland, 2013.

Petikan MLA

Darmawan, Agung Setyo, Waluyo Adi Siswanto, and Tjipto Sujitno. Comparison of Commercially Pure Titanium Surface Hardness Improvement By Plasma Nitrocarburizing and Ion Implantation. Trans Tech Publications, Switzerland, 2013.

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