APA
(1911). Tonalite to Vesuvius. New York: Encyclopd̆ia britannica company.
Chicago
1911. Tonalite to Vesuvius. New York: Encyclopd̆ia britannica company.
Harvard
(1911). Tonalite to Vesuvius. New York: Encyclopd̆ia britannica company.
MLA
Tonalite to Vesuvius. New York: Encyclopd̆ia britannica company. 1911.
