Aitchison, J. (1998) On discontinuing the continuity-discontinuity debate. In Hurford, J. R. and Studdert-Kennedy, M. and Knight C., editors, Approaches to the Evolution of Language: Social and Cognitive Bases . Cambridge: Cambridge University Press.

Aitchison, J. (1998) On discontinuing the continuity-discontinuity debate. In Hurford, J. R. and Studdert-Kennedy, M. and Knight C., editors, Approaches to the Evolution of Language: Social and Cognitive Bases. Cambridge: Cambridge University Press.

2003	-	Computer Models of the Evolution of Language and Languages - Livingstone	::
		Aitchison, J. (1998). On Discontinuing the Continuity-Discontinuity Debate. In Approaches to the Evolution of Language. J. R. Hurford, M. Studdert- Kennedy and C. Knight (Eds.), Cambridge University Press: 17-29.
2002	-	The role of sequential learning in language evolution: Computational and experimental studies - Christiansen,Dale,Ellefson,Conway	::	6
		Aitchison J (1998) On discontinuing the continuity-discontinuity debate. In: Hurford J, Studdert-Kennedy M, Knight C (eds) (1998) Approaches to the evolution of language. Cambridge University Press, Cambridge UK, pp 17-29
1999	-	Possible stages in the evolution of the language capacity - Jackendoff	::	21
		13 Aitchison, J. (1998) On discontinuing the continuity--discontinuity debate, in Approaches to the Evolution of Language (Hurford, J., Studdert-Kennedy, M. and Knight, C., eds), pp. 17--29, Cambridge University Press