Cita APA (7a ed.)

Sykes, B. D. (1999). The human inheritance: Genes, language, and evolution. University Press.

Cita Chicago Style (17a ed.)

Sykes, Brian D. The Human Inheritance: Genes, Language, and Evolution. Oxford [etc.]: University Press, 1999.

Cita MLA (9a ed.)

Sykes, Brian D. The Human Inheritance: Genes, Language, and Evolution. University Press, 1999.