Cita APA (7th ed.)
Oppenheimer, C. (2011). Eruptions that shook the world. Cambridge University Press.
Cita Chicago (17th ed.)
Oppenheimer, Clive. Eruptions That Shook the World. Cambridge ; New York: Cambridge University Press, 2011.
Cita MLA (9th ed.)
Oppenheimer, Clive. Eruptions That Shook the World. Cambridge University Press, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.