Cita APA (7th ed.)
Keller, E. F. (2002). The century of the gene. Harvard University Press.
Cita Chicago (17th ed.)
Keller, Evelyn Fox. The Century of the Gene. Cambridge, Mass.: Harvard University Press, 2002.
Cita MLA (9th ed.)
Keller, Evelyn Fox. The Century of the Gene. Harvard University Press, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.