Dyfyniad APA
Parmley, R. O. (2000). Illustrated sourcebook of mechanical components. McGraw Hill.
Dyfyniad Arddull Chicago
Parmley, Robert O. Illustrated Sourcebook of Mechanical Components. New York: McGraw Hill, 2000.
Dyfyniad MLA
Parmley, Robert O. Illustrated Sourcebook of Mechanical Components. McGraw Hill, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.