TY  - BOOK
AU  - Dockrell,Julie
AU  - Messer,David J.
TI  - Children's language and communication difficulties: understanding, identification and intervention 
SN  - 0304336580
PY  - 1999///
CY  - London
PB  - Cassell
KW  - Child psychology
KW  - Communication
N1  - Includes bibliographical references (p. [161]-174) and indexes
ER  -