1. Bandura, A. (1977).Social learning theory.Englewood Cliffs, NJ: Prentice-all.
2. Bates, E., & MacWhinney, B. (1987). Competition, variation, and language learning. InB.MacWhinney (Ed.)Mechanisms of language acquisition (pp.157–193). Hillsdale,NJ: Erlbaum.
3. Bell, R.Q. (1968). A reinterpretation of the direction of effects in studies of socialization.Psychological Review 7581–95
4. Bohannon, J.N., III, & Marquis, A.L.(1977). Children’s control of adult speech.Child Development 481002–1008.
5. Brown, R. (1973).A first language: The early stages.Cambridge, MA: Harvard University Press.