Pyle, D. (1998). Forecasting sizes and repose times of future extreme volcanic events.
Čikaški stil citiranja (17. izdanje)Pyle, D. Forecasting Sizes and Repose Times of Future Extreme Volcanic Events. 1998.
MLA način citiranja (9. izdanje)Pyle, D. Forecasting Sizes and Repose Times of Future Extreme Volcanic Events. 1998.
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