Malvern, D., Richards,Brian J, & Chipere,Ngoni. (2004). Lexical diversity and language development: Quantification and assessment. Palgrave Macmillan.
Chicago-viite (17. p.)Malvern, David, Richards,Brian J, ja Chipere,Ngoni. Lexical Diversity and Language Development: Quantification and Assessment. Houndmills, Basingstoke, Hampshire ; New York: Palgrave Macmillan, 2004.
MLA-viite (8. p.)Malvern, David, et al. Lexical Diversity and Language Development: Quantification and Assessment. Palgrave Macmillan, 2004.
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