Dyfyniad APA

Leutwiler, R. W. (1957). Problems in mechanism. McGraw-Hill.

Dyfyniad Arddull Chicago

Leutwiler, Richard Walter. Problems in Mechanism. New York: McGraw-Hill, 1957.

Dyfyniad MLA

Leutwiler, Richard Walter. Problems in Mechanism. McGraw-Hill, 1957.

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