Cita APA

Haller, M., & Risso, C. (2011). The eruption of the Peteroa volcano (35°15'S, 70°18'O) on 4th September, 2010. Web

Citación estilo Chicago

Haller, M.J., and C. Risso. The Eruption of the Peteroa Volcano (35°15'S, 70°18'O) On 4th September, 2010. 2011.

Cita MLA

Haller, M.J., and C. Risso. The Eruption of the Peteroa Volcano (35°15'S, 70°18'O) On 4th September, 2010. 2011.