APA-viite (7. p.)

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

Chicago-viite (17. p.)

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

MLA-viite (9. p.)

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