Citazione Stile APA (7a Edizione)

Marston, S. A., Knox, P. L., & Liverman, D. M. (2005). World regions in global context: Peoples, places, and environments (Second edition.). Prentice Hall.

Citazione stile Chigago Style (17a edizione)

Marston, Sallie A., Paul L. Knox, e Diana M. Liverman. World Regions in Global Context: Peoples, Places, and Environments. Second edition. Upper Saddle River, New Jersey: Prentice Hall, 2005.

Citatione MLA (9a ed.)

Marston, Sallie A., et al. World Regions in Global Context: Peoples, Places, and Environments. Second edition. Prentice Hall, 2005.