Book Reviews : The CHILDES Project: Tools for Analyzing Talk,3rd edition. By Brian MacWhinney (Mahwah,NJ: Lawrence Erlbaum Associates,2000). Hardback. Vol. 1 (pp. 366). ISBN 0-8058-2995-4;Vol. 2 (pp. 418). ISBN 0-8058-3572-5. £56.50

Gibbon, D. , Moore, R. & Winski, R. (eds) (1997). Handbook of Standards and Resources for Spoken Language Systems ( Berlin: Mouton de Gruyter).

Ninio, A. , Snow, C. , Pan, B. & Rollins, P. (1994). Classifying communicative acts in children's interactions . Journal of Communication Disorders, 27, 157-88.

Pullum, G. & Ladusaw, W. (1986). Phonetic Symbol Guide (Chicago : University of Chicago Press).

Sacks, H. , Schegloff, E. & Jefferson, G. (1974). A simplest systematics for the organization of turn-taking for conversation. Language, 50, 696-735.

Sokolov, J. & Snow, C. (1994). Handbook of Research in Language Development using CHILDES (Hillsdale, NJ: Lawrence Erlbaum Associates).