Aitchison, J. 1., & Aitchison, J. 1. (1996). The seeds of speech language origin and evolution. Cambridge: Cambridge University Press.
Chicago Style CitationAitchison, Jean 1938-, and Jean 1938- Aitchison. The Seeds of Speech Language Origin and Evolution. Cambridge: Cambridge University Press, 1996.
MLA CitationAitchison, Jean 1938-, and Jean 1938- Aitchison. The Seeds of Speech Language Origin and Evolution. Cambridge: Cambridge University Press, 1996.
Warning: These citations may not always be 100% accurate.