APA (7th ed.) Citation

Barrera, E., & Johnson, C. C. (1999). Evolution of the Cretaceous ocean-climate system. Geological Society of America.

Chicago Style (17th ed.) Citation

Barrera, Enriqueta, and Claudia C. Johnson. Evolution of the Cretaceous Ocean-climate System. Boulder, Colo.: Geological Society of America, 1999.

MLA (9th ed.) Citation

Barrera, Enriqueta, and Claudia C. Johnson. Evolution of the Cretaceous Ocean-climate System. Geological Society of America, 1999.