Citazione Stile APA (7a Edizione)

Knox, P. L., Agnew, J. A., Knox, P., & Agnew, J. (1989). The geography of the world-economic (1. publ.). Edward Arnold.

Citazione stile Chigago Style (17a edizione)

Knox, Paul L., John A. Agnew, Paul Knox, e John Agnew. The Geography of the World-economic. 1. publ. London [u.a.]: Edward Arnold, 1989.

Citatione MLA (9a ed.)

Knox, Paul L., et al. The Geography of the World-economic. 1. publ. Edward Arnold, 1989.