Sunderland, L. D. (1988). Darwin's enigma: Fossils and other problems (Rev.ed.). Master.
Citación estilo ChicagoSunderland, Luther D. Darwin's Enigma: Fossils and Other Problems. Rev.ed. Santee: Master, 1988.
Cita MLASunderland, Luther D. Darwin's Enigma: Fossils and Other Problems. Rev.ed. Master, 1988.
Warning: These citations may not always be 100% accurate.