Dyfyniad APA

Brian &Deborah Charlesworth. (2017). Evolution: A very short Introduction. OUP.

Dyfyniad Arddull Chicago

Brian &Deborah Charlesworth. Evolution: A Very Short Introduction. Oxford: OUP, 2017.

Dyfyniad MLA

Brian &Deborah Charlesworth. Evolution: A Very Short Introduction. OUP, 2017.

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