Kegley, C. W., & Raymond, G. A. (2012). The global future: A brief introduction to world politics (Fourth edition.). Wadsworth/Cengage Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKegley, Charles W., और Gregory A. Raymond. The Global Future: A Brief Introduction to World Politics. Fourth edition. Boston, MA: Wadsworth/Cengage Learning, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKegley, Charles W., और Gregory A. Raymond. The Global Future: A Brief Introduction to World Politics. Fourth edition. Wadsworth/Cengage Learning, 2012.
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