Dyfyniad APA

(1989). Proceedings of the Institution of Mechanical Engineers. [London] ; [Birmingham, Ala.]: [Published for the Institution by Mechanical Engineering Publications Ltd.].

Dyfyniad Arddull Chicago

Proceedings of the Institution of Mechanical Engineers. [London] ; [Birmingham, Ala.]: [Published for the Institution by Mechanical Engineering Publications Ltd.], 1989.

Dyfyniad MLA

Proceedings of the Institution of Mechanical Engineers. [London] ; [Birmingham, Ala.]: [Published for the Institution by Mechanical Engineering Publications Ltd.], 1989.

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