Cita APA

Aguirre-Urreta, M. B., & Rawson, P. F. (2003). Lower Cretaceous ammonites from the Neuquén Basin, Argentina: The Hauterivian genus Holcoptychites. Web

Citación estilo Chicago

Aguirre-Urreta, Maria Beatriz, and Peter F. Rawson. Lower Cretaceous Ammonites From the Neuquén Basin, Argentina: The Hauterivian Genus Holcoptychites. 2003.

Cita MLA

Aguirre-Urreta, Maria Beatriz, and Peter F. Rawson. Lower Cretaceous Ammonites From the Neuquén Basin, Argentina: The Hauterivian Genus Holcoptychites. 2003.