Cita APA

Tortello, M. F., & Esteban, S. B. (2014). Early Ordovician trilobites from the Nazareno Area, northwestern Argentina. Web

Citación estilo Chicago

Tortello, Marcelo Franco, and Susana Beatriz Esteban. Early Ordovician Trilobites From the Nazareno Area, Northwestern Argentina. 2014.

Cita MLA

Tortello, Marcelo Franco, and Susana Beatriz Esteban. Early Ordovician Trilobites From the Nazareno Area, Northwestern Argentina. 2014.