TY  - BOOK
AU  - Haylock, Derek
AU  - Cockburn, Anne
TI  - Understanding early years mathematics
PY  - 1989///
CY  - Liverpool
PB  - Paul Chapman
KW  - Psicologia Educacional
KW  - 3500 - Psicologia Educacional
UR  - https://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/e2.htm
ER  -