Παραπομπή APA

Wagar, W. W., & Wallerstein, I. (1999). A short history of the future (3rd ed.). Chicago: The University of Chicago Press.

Παραπομπή Chicago Style

Wagar, Warren W., and Immanuel Wallerstein. A Short History of the Future. 3rd ed. Chicago: The University of Chicago Press, 1999.

Παραπομπή MLA

Wagar, Warren W., and Immanuel Wallerstein. A Short History of the Future. 3rd ed. Chicago: The University of Chicago Press, 1999.

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