Dyfyniad APA

Barker, G. R. (1968). Understanding the chemistry of the cell. E. Arnold.

Dyfyniad Arddull Chicago

Barker, Geoffrey R. Understanding the Chemistry of the Cell. London: E. Arnold, 1968.

Dyfyniad MLA

Barker, Geoffrey R. Understanding the Chemistry of the Cell. E. Arnold, 1968.

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