Dyfyniad APA

Sunderland, L. D. (1988). Darwin's enigma: Fossils and other problems (Rev.ed.). Master.

Dyfyniad Arddull Chicago

Sunderland, Luther D. Darwin's Enigma: Fossils and Other Problems. Rev.ed. Santee: Master, 1988.

Dyfyniad MLA

Sunderland, Luther D. Darwin's Enigma: Fossils and Other Problems. Rev.ed. Master, 1988.

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