Cita APA (7th ed.)

McGuire, B., & Kilburn, C. R. J. (1997). Volcanoes of the world. Thunder Bay Press.

Cita Chicago (17th ed.)

McGuire, Bill, i Christopher R. J. Kilburn. Volcanoes of the World. San Diego, Calif: Thunder Bay Press, 1997.

Cita MLA (9th ed.)

McGuire, Bill, i Christopher R. J. Kilburn. Volcanoes of the World. Thunder Bay Press, 1997.