APA (7th ed.) Citation

Knox, P. L., Agnew, J. A., & McCarthy, L. (2014). The geography of the world economy (6th ed.). Routledge.

Chicago Style (17th ed.) Citation

Knox, Paul Leslie, John A. Agnew, and Linda McCarthy. The Geography of the World Economy. 6th ed. London [etc.]: Routledge, 2014.

MLA (9th ed.) Citation

Knox, Paul Leslie, et al. The Geography of the World Economy. 6th ed. Routledge, 2014.