Cita APA (7th ed.)

Matthews, J. A., & Herbert, D. T. (2008). Geography: A very short introduction. Oxford University Press.

Cita Chicago (17th ed.)

Matthews, John A., i David T. Herbert. Geography: A Very Short Introduction. Oxford ; New York: Oxford University Press, 2008.

Cita MLA (9th ed.)

Matthews, John A., i David T. Herbert. Geography: A Very Short Introduction. Oxford University Press, 2008.