Cita APA (7th ed.)
Eire, C. M. N. (2010). A very brief history of eternity. Princeton University Press.
Cita Chicago (17th ed.)
Eire, Carlos M. N. A Very Brief History of Eternity. Princeton: Princeton University Press, 2010.
Cita MLA (9th ed.)
Eire, Carlos M. N. A Very Brief History of Eternity. Princeton University Press, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.