Dyfyniad APA

Papale, P. (2015). Volcanic hazards, risks and disasters. Elsevier.

Dyfyniad Arddull Chicago

Papale, Paolo. Volcanic Hazards, Risks and Disasters. Amsterdam: Elsevier, 2015.

Dyfyniad MLA

Papale, Paolo. Volcanic Hazards, Risks and Disasters. Elsevier, 2015.

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