Hurford, J. (1998) Introduction: The emergence of syntax. 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.

Hurford, J. (1998) Introduction: The emergence of syntax. 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.

2008	-	Primate social knowledge and the origins of language - Seyfarth,Cheney	::
		Hurford JD (1998) Introduction: the emergence of syntax. In: Hurford JR, Studdert-Kennedy M, Knight C (eds) Approaches to the evolution of language. Cambridge University Press, Cambridge, pp 299-
2002	-	Grammatical Acquisition and Linguistic Selection - Briscoe	::	22
		Hurford, J. (1998) `Introduction: the emergence of syntax' in Hurford, J., StuddertKennedy, M., and Knight, C. (ed.), Approaches to the Evolution of Language, Cambridge University Press, Cambridge, pp. 299--304.
2000	-	Grammatical Acquisition: Inductive Bias and Coevolution of Language and the Language Acquisition Device - Briscoe	::	36
		Hurford, Jim (1998) `Introduction: the emergence of syntax' in Jim Hurford, Michael Studdert-Kennedy and Chris Knight (ed.), Approaches to the Evolution of Language, Cambridge: Cambridge University Press, pp. 299--304.