Gaya APA

Ratna, A, S, M, M, ;, C. (2016). Advanced machining processes : (non-conventional) . Yogyakarta: Gadjah Mada University Press.

Gaya MLA

Ratna, Andi, Sudiarso,, Muslim, Mahardika, ;, Corrector,. "Advanced machining processes : (non-conventional)". Yogyakarta: Gadjah Mada University Press, 2016. Text.