1. Anderson, R.C., & Freebody, P. (1981). Vocabulary knowledge. In J. T. Guthrie (ed.), Comprehension and teaching: Research review (pp. 71-117), Newark, Del.: International Reading Association.
2. Anglin, J.M. (1993). Vocabulary development: A morphological analysis. Monographs of the Society for Research in Child Development, 58 (10).
3. Bell, T., & Campbell, J. (1997). ‘Promoting Good Reading Habits Part 2: The Role of Libraries.’ Network 2/4 (pp 26-35).
4. Chun, D.M., & Plass, J.L. (1996). Effects of multimedia annotations on vocabulary acquisition. The Modern Language Journal, 80(2), 183-198.
5. Day, R.R., Omura, C., & Hiramatsu, M. (1991). Incidental EFL vocabulary learning and reading. Reading in a Foreign Language, 7(2), 541-551.