Dyfyniad APA

Dudley H Williams. (1989). Spectroscopic methods in organic chemistry. London: McGraw-Hill.

Dyfyniad Arddull Chicago

Dudley H Williams. Spectroscopic Methods in Organic Chemistry. London: McGraw-Hill, 1989.

Dyfyniad MLA

Dudley H Williams. Spectroscopic Methods in Organic Chemistry. London: McGraw-Hill, 1989.

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