Olson,R.K., Keenan, J.M., Byrne, B., Samuelsson, S., Coventry, W.L., Corley, R., ...& Hulslander,J.(2011).Geneticand environmental influences on vocabulary and reading development.Scientific Studies of Reading, 15(1), 26-46.
Ordó?ez, C.L., Carlo, M.S., Snow, C.E., & McLaughlin, B.(2002).Depth and breadth of vocabulary in two languages: Which vocabulary skills transfer? Journal of Educational Psychology, 94(4), 719-728.
Ouellette, G.P.(2006).What’s meaning got to do with it: The role of vocabulary in word reading and reading comprehension.Journal of educational psychology, 98(3), 554.