APA-referens (7:e uppl.)
Earman, J. (1995). Bangs, crunches, whimpers, and shrieks: Singularities and acausality in relativistic spacetimes. Oxford University Press.
Chicago-referens (17:e uppl.)
Earman, John. Bangs, Crunches, Whimpers, and Shrieks: Singularities and Acausality in Relativistic Spacetimes. New York: Oxford University Press, 1995.
MLA-referens (9:e uppl.)
Earman, John. Bangs, Crunches, Whimpers, and Shrieks: Singularities and Acausality in Relativistic Spacetimes. Oxford University Press, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.