1. Aoun, Joseph, and Li, A.: 1989, ‘Scope and constituency’, Linguistic Inquiry 20(2), 141–172.
2. Bever, Thomas: 1970, ‘The cognitive basis for linguistic structures’, in J. Hayes (ed.), Cognition and the Development of Language, New York: Wiley.
3. Bickerton, Derek: 1984, ‘The language bioprogram hypothesis’, The Behavioral and Brain Sciences 7, 173–221.
4. Bloom, Lois: 1973, One Word at a Time: The Use of Single Word Utterances Before Syntax, The Hague: Mouton.
5. Bloom, Lois, Merkin, S., and Wootten, T.: 1982, ‘Wh-questions: linguistic factors that contribute to the sequence of acquisition’, Child Development 53, 1084–92.