TY  - BOOK
AU  - Bates, Elizabeth.
TI  - The emergence of symbols(Cognition and communition in infacncy) / 
SN  - 0-12-081540-0
U1  - :(S13)P 
CY  - New York : 
PB  - Academic  Press Inc..
KW  - Linguistics<Development of symbols>
ER  -