1. Alcock, K. J., Wade, D., Anslow, P., & Passingham, R. E. (2000). Pitch and timing abilities in adult left-hemisphere-dysphasic and right-hemisphere subjects. Brain and Language, 75, 47–65
2. Bachman, L. F., & Palmer, A. S. (1996). Language testing in practice. Oxford: Oxford University Press
3. Benward, B., & White, G. (1997). Music in theory and practice (6th ed., 1 vol.). Madison, WI: Brown and Benchmark
4. Best, C. T. (1995). A direct realist view of cross-language speech perception. In W. Strange (Ed.), Speech perception and linguistic experience (pp. 171–206). Baltimore, MD: York Press
5. Best, C. T., Faber, A., & Levitt, A. (1996). Assimilation of non-native vowel contrasts to the American English vowel system. Journal of Acoustical Society of America, 99, 2602