1. Akhtar, N. (2002). Relevance and early word learning. Journal of Child Language, 29, 677–686.
2. Allan, K. (1977). Classifiers. Language, 53, 285–311.
3. Alves, M. (1999). What’s so Chinese about Vietnamese? The Ninth Annual Meeting of the Southeast Asian Linguistics Society. University of California, Berkeley.
4. Anglin, J. (1995). Classifying the world through language: Functional relevance, cultural significance, and category name learning. International Journal of Intercultural Relations, 19, 161–181.
5. Bates, E., Marchman, V., Thal, D., Fenson, L., Dale, P., Reznick, S., et al. (1994). Developmental and stylistic variation in the composition of early vocabulary. Journal of Child Language, 21, 85–123.