Cita APA (7th ed.)

Pyle, D. (1998). Forecasting sizes and repose times of future extreme volcanic events.

Cita Chicago (17th ed.)

Pyle, D. Forecasting Sizes and Repose Times of Future Extreme Volcanic Events. 1998.

Cita MLA (9th ed.)

Pyle, D. Forecasting Sizes and Repose Times of Future Extreme Volcanic Events. 1998.