TY  - BOOK
AU  - Griffiths Ruth
TI  - Abilities of Babies: a study in mental measurement
U1  - 136.7352 
PY  - 1954///
CY  - London
PB  - Univ. of London Press
KW  - Ability
KW  - Babyi
KW  - Child psychology
KW  - Differential psychology
KW  - Infant
KW  - Mental Measurement
KW  - Psychology
ER  -