Hawking, S. W. (1988). A brief history of time: From the big bang to black holes. London: Bantam Press.
Παραπομπή Chicago StyleHawking, Stephen W. A Brief History of Time: From the Big Bang to Black Holes. London: Bantam Press, 1988.
Παραπομπή MLAHawking, Stephen W. A Brief History of Time: From the Big Bang to Black Holes. London: Bantam Press, 1988.
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