Dyfyniad APA

Welling, M. S. (1985). German-English dictionary of plastics technology. Pentech Press.

Dyfyniad Arddull Chicago

Welling, M. S. German-English Dictionary of Plastics Technology. London: Pentech Press, 1985.

Dyfyniad MLA

Welling, M. S. German-English Dictionary of Plastics Technology. Pentech Press, 1985.

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