Dyfyniad APA

Hutchings, I. M. (1992). Tribology: Friction and wear of engineering materials. Edward Arnold.

Dyfyniad Arddull Chicago

Hutchings, Ian M. Tribology: Friction and Wear of Engineering Materials. London: Edward Arnold, 1992.

Dyfyniad MLA

Hutchings, Ian M. Tribology: Friction and Wear of Engineering Materials. Edward Arnold, 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.