APA (7th ed.) Citation

(2015). Oldest known marine turtle? A new protostegid from the Lower Cretaceous of Colomb.

Chicago Style (17th ed.) Citation

Oldest Known Marine Turtle? A New Protostegid from the Lower Cretaceous of Colomb. 2015.

MLA (8th ed.) Citation

Oldest Known Marine Turtle? A New Protostegid from the Lower Cretaceous of Colomb. 2015.

Warning: These citations may not always be 100% accurate.