Cita APA

Cione, A. L., & Medina, F. A. (2009). The oldest hexanchiform shark from the Southern Hemisphere (Neoselachii; Early Cretaceous, Antarctica). Web

Citación estilo Chicago

Cione, Alberto Luis, and Francisco A. Medina. The Oldest Hexanchiform Shark From the Southern Hemisphere (Neoselachii; Early Cretaceous, Antarctica). 2009.

Cita MLA

Cione, Alberto Luis, and Francisco A. Medina. The Oldest Hexanchiform Shark From the Southern Hemisphere (Neoselachii; Early Cretaceous, Antarctica). 2009.