Lexical diversity and language development quantification and assessment / [Texte imprimé] : David Malvern, Brian Richards, Ngoni Chipere... [et al.] - New York: Palgrave Macmillan, cop. 2004 - [XVI]-253 p. : graph., jaquette ill. ; 23 cm Appendices. Index Bibliogr. p. 203-217 ISBN: 1-4039-0231-3 Dewey Class. No.: 408.0071