Cita APA (7a ed.)

Knox, P. L., Agnew, J. A., & McCarthy, L. (2014). The geography of the world economy (Sixth edition.). Routledge.

Cita Chicago Style (17a ed.)

Knox, Paul L., John A. Agnew, y Linda McCarthy. The Geography of the World Economy. Sixth edition. London: Routledge, 2014.

Cita MLA (9a ed.)

Knox, Paul L., et al. The Geography of the World Economy. Sixth edition. Routledge, 2014.