TY  - GEN
TI  - Acquisition of mathematics concepts and processes
T2  - Developmental psychology series
SN  - 0-12-444220-X
PY  - 1983///
CY  - London
PB  - Academic Press
KW  - Matemática
KW  - Estudo E Ensino
KW  - Aspectos Psicológicos
KW  - 510
ER  -