Gaya APA

Pirro, D., Wessol, A. (-). Lubrication Fundamentals, Second Edition, Revised and Expanded (Ed. 2). USA: Penerbit Exxon Mobil.

Gaya MLA

Pirro, D.M.., Wessol, A.A. "Lubrication Fundamentals, Second Edition, Revised and Expanded". Ed. 2 USA: Penerbit Exxon Mobil, -. Text.