Hänvisningar gällande denna post
APA-referensHeilbroner, R. L. (1995). Visions of the future: The distant past, yesterday, today, tomorrow. Oxford University Press.
Chicago-stil citatHeilbroner, Robert L. Visions of the Future: The Distant Past, Yesterday, Today, Tomorrow. New York: Oxford University Press, 1995.
MLA-referensHeilbroner, Robert L. Visions of the Future: The Distant Past, Yesterday, Today, Tomorrow. Oxford University Press, 1995.
Harvard-stil citatHeilbroner, R. L. 1995. Visions of the future: The distant past, yesterday, today, tomorrow. New York: Oxford University Press.
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