Dyfyniad APA

Perkin, W. H. (1958). Perkin centenary London: Hundred years of synthetic dyestuffs. Pergamon Press.

Dyfyniad Arddull Chicago

Perkin, William Henry. Perkin Centenary London: Hundred Years of Synthetic Dyestuffs. London: Pergamon Press, 1958.

Dyfyniad MLA

Perkin, William Henry. Perkin Centenary London: Hundred Years of Synthetic Dyestuffs. Pergamon Press, 1958.

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