Dyfyniad APA

Lewis, N. (1978). Word Power Made Easy. Profile Books.

Dyfyniad Arddull Chicago

Lewis, Norman. Word Power Made Easy. London: Profile Books, 1978.

Dyfyniad MLA

Lewis, Norman. Word Power Made Easy. Profile Books, 1978.

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