1. Appleman, I. B., &Mayzner, M. S. (1981). The letter-frequency effect and the generality of familiarity effects on perception.Perception & Psychophysics,30, 436–446.
2. Cabeza, R. (1995). Investigating the mixture and subdivision of perceptual and conceptual processing in Japanese memory tests.Memory & Cognition,23, 155–165.
3. Carroll, J. B., Davies, P., &Richman, B. (1971).The American Heritage word frequency book. New York: American Heritage.
4. Coulmas, F. (1989).The writing systems of the world. Oxford: Blackwell.
5. Edwards, J. A. (1993). Survey of electronic corpora and related resources for language researchers. In J. A. Edwards & M. D. Lampert (Eds.),Talking data: Transcription and coding in discourse research (pp. 263–310). Hillsdale, NJ: Erlbaum.