TY  - GEN
AU  - Ross, Kenneth
AU  - Postlethwaite, T.
TI  - Differences among countries in school resources and achievement
KW  - Psicologia Educacional
KW  - 3500 - Psicologia Educacional
UR  - https://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/e2.htm
ER  -