Dawkins, R. (1999). The extended phenotype: The long reach of the gene. Oxford University Press.
Cita Chicago (17th ed.)Dawkins, Richard. The Extended Phenotype: The Long Reach of the Gene. New York: Oxford University Press, 1999.
Cita MLA (9th ed.)Dawkins, Richard. The Extended Phenotype: The Long Reach of the Gene. Oxford University Press, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.