TY  - BOOK
AU  - Preyer, William. 
AU  - Brown, H. W. (Translated).
TI  - Mental development in the child
T2  - International education series
U1  - 155.4  23
PY  - 1901///
CY  - New York : 
PB  - Appleton and Company
KW  - Child psychology
ER  -