Botha, R. P., & Knight, C. (2009). The Cradle of language. Oxford University Press.
Citación estilo ChicagoBotha, Rudolf P., and Chris Knight. The Cradle of Language. Oxford: Oxford University Press, 2009.
Cita MLABotha, Rudolf P., and Chris Knight. The Cradle of Language. Oxford University Press, 2009.
Warning: These citations may not always be 100% accurate.