Cita APA

Martínez, S., del Río, C. J., & Concheyro, G. (2011). Danian (Early Paleocene) echinoids from the Roca Formation, northern Patagonia, Argentina. Web

Citación estilo Chicago

Martínez, Sergio, Claudia Julia del Río, and Graciela Concheyro. Danian (Early Paleocene) Echinoids From the Roca Formation, Northern Patagonia, Argentina. 2011.

Cita MLA

Martínez, Sergio, Claudia Julia del Río, and Graciela Concheyro. Danian (Early Paleocene) Echinoids From the Roca Formation, Northern Patagonia, Argentina. 2011.