Dyfyniad APA

Bernfeld, P. (1963). Biogenesis of natural compounds. Pergamon Press.

Dyfyniad Arddull Chicago

Bernfeld, Peter. Biogenesis of Natural Compounds. London: Pergamon Press, 1963.

Dyfyniad MLA

Bernfeld, Peter. Biogenesis of Natural Compounds. Pergamon Press, 1963.

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