Hopkins, T. K., & Wallerstein, I. M. (1996). The age of transition: Trajectory of the world-system 1945-2025. Zed Books ; Pluto Press.
Lua i Stíl Chicago (17ú heag.)Hopkins, Terence K., agus Immanuel Maurice Wallerstein. The Age of Transition: Trajectory of the World-system 1945-2025. London ; Atlantic Highlands, N.J. : Leichhardt, NSW, Australia: Zed Books ; Pluto Press, 1996.
Lua MLA (8ú heag.)Hopkins, Terence K., agus Immanuel Maurice Wallerstein. The Age of Transition: Trajectory of the World-system 1945-2025. Zed Books ; Pluto Press, 1996.
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