Gaya APA

Bloch, H, P. (2009). Practical Lubrication for Industrial Facilities (Ed. 2). Lilburn: Penerbit The Fairmont Press.

Gaya MLA

Bloch, Heinz, P. "Practical Lubrication for Industrial Facilities". Ed. 2 Lilburn: Penerbit The Fairmont Press, 2009. Text.