Lua APA (7ú heag.)
Earman, J. (1995). Bangs, crunches, whimpers, and shrieks: Singularities and acausality in relativistic spacetimes. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)
Earman, John. Bangs, Crunches, Whimpers, and Shrieks: Singularities and Acausality in Relativistic Spacetimes. New York: Oxford University Press, 1995.
Lua MLA (9ú heag.)
Earman, John. Bangs, Crunches, Whimpers, and Shrieks: Singularities and Acausality in Relativistic Spacetimes. Oxford University Press, 1995.
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