Citazione Stile APA (7a Edizione)

Sigurdsson, H. (1999). Melting the earth: The history of ideas on volcanic eruptions. Oxford Univ. Press.

Citazione stile Chigago Style (17a edizione)

Sigurdsson, Haraldur. Melting the Earth: The History of Ideas on Volcanic Eruptions. New York [u.a.]: Oxford Univ. Press, 1999.

Citatione MLA (8a ed.)

Sigurdsson, Haraldur. Melting the Earth: The History of Ideas on Volcanic Eruptions. Oxford Univ. Press, 1999.