TY  - GEN
AU  - Tiberghien, Andree
TI  - Learning and teaching at middle school level of concepts and phenomena in psysics
KW  - Psicologia Educacional
KW  - 3500 - Psicologia Educacional
UR  - https://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/e2.htm
ER  -