1. Austin, J. (1962).How to do things with words. Cambridge, Massachusetts: Howard University Press.
2. Baitaxe, C. (1977). Pragmatic deficits in the language of autistic adolescents.Journal of Pediatric Psychology, 2, 176?180.
3. Baltaxe, C., & Simmons, J. (1975). Language in childhood psychosis: A review.Journal of Speech and Hearing Disorders, 40, 439?458.
4. Bates, E. (1976).Language in context. New York: Academic Press.
5. Bates, E. (1979a). Intentions, conventions, and symbols. In E. Bates, T. Benigni, I. Bretherton, L. Camaioni, & V. Volterra (Eds.),The emergence of symbols: Cognition and communication in infancy. New York: Academic Press.