Pyle, D. (1998). Forecasting sizes and repose times of future extreme volcanic events.
Lua i Stíl Chicago (17ú heag.)Pyle, D. Forecasting Sizes and Repose Times of Future Extreme Volcanic Events. 1998.
Lua MLA (9ú heag.)Pyle, D. Forecasting Sizes and Repose Times of Future Extreme Volcanic Events. 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.