Dyfyniad APA
Bhushan, B. (2013). Principles and applications of tribology (2nd ed.). John Wiley & Sons Inc..
Dyfyniad Arddull Chicago
Bhushan, Bharat. Principles and Applications of Tribology. 2nd ed. Hoboken: John Wiley & Sons Inc., 2013.
Dyfyniad MLA
Bhushan, Bharat. Principles and Applications of Tribology. 2nd ed. John Wiley & Sons Inc., 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.