Cita APA (7th ed.)

Yeats, R. S., Sieh, K., & Allen, C. R. (1997). The geology of earthquakes. Oxford University.

Cita Chicago (17th ed.)

Yeats, Robert S., Kerry Sieh, i Clarence R. Allen. The Geology of Earthquakes. Nueva York: Oxford University, 1997.

Cita MLA (9th ed.)

Yeats, Robert S., et al. The Geology of Earthquakes. Oxford University, 1997.