Wallerstein, I. M. (1999). The end of the world as we know it: Social science for the twenty-first century. Minneapolis: University of Minnesota Press.
Παραπομπή Chicago StyleWallerstein, Immanuel Maurice. The End of the World As We Know It: Social Science for the Twenty-first Century. Minneapolis: University of Minnesota Press, 1999.
Παραπομπή MLAWallerstein, Immanuel Maurice. The End of the World As We Know It: Social Science for the Twenty-first Century. Minneapolis: University of Minnesota Press, 1999.
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