TY  - BOOK
AU  - Coupe,Judith
AU  - Goldbart,Juliet
TI  - Communication before speech: normal development and impaired communication 
SN  - 0709948484
PY  - 1988///
CY  - London
PB  - Croom Helm
KW  - communication
KW  - in infancy & childhood
KW  - Language Development
ER  -