TY  - BOOK
AU  - Lewis,M.M.
TI  - Infant speech: a study of the beginnings of language 
T2  - International library of psychology, philosophy, and scientific method
U1  - 401.93 23
PY  - 1951///
CY  - London
PB  - Routledge & Kegan Paul ltd
KW  - Language acquisition
KW  - Child psychology
KW  -  Enfants -- Langage.
N1  - Include index
ER  -