Cita APA (7th ed.)
Samuel, L. R. (2009). Future: A recent history. University of Texas Press.
Cita Chicago (17th ed.)
Samuel, Lawrence R. Future: A Recent History. Austin: University of Texas Press, 2009.
Cita MLA (9th ed.)
Samuel, Lawrence R. Future: A Recent History. University of Texas Press, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.