APA (7 वां संस्करण) प्रशस्ति पत्र
Earman, J. (1995). Bangs, crunches, whimpers, and shrieks: Singularities and acausality in relativistic spacetimes. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Earman, John. Bangs, Crunches, Whimpers, and Shrieks: Singularities and Acausality in Relativistic Spacetimes. New York: Oxford University Press, 1995.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Earman, John. Bangs, Crunches, Whimpers, and Shrieks: Singularities and Acausality in Relativistic Spacetimes. Oxford University Press, 1995.
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