Knox, P. L., Liverman, D. M., Del Casino, V. J., Robbins, P., & Marston, S. A. (2014). World regions in global context: Peoples, places, and environments (5th ed.). Pearson Education Limited.
استشهاد بنمط شيكاغوKnox, Paul L., Diana M. Liverman, Vincent J. Del Casino, Paul Robbins, و Sallie A. Marston. World Regions in Global Context: Peoples, Places, and Environments. 5th ed. Harlow: Pearson Education Limited, 2014.
MLA استشهادKnox, Paul L., et al. World Regions in Global Context: Peoples, Places, and Environments. 5th ed. Pearson Education Limited, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.