The IEA study of mathematics.

Detalles Bibliográficos
Outros autores:	Travers, Kenneth J., Westbury, Ian, Robitaille, D.F, Garden, R.A
Formato:	Libro
Idioma:	English
Publicado:	Oxford Pergamon Press 1989-
Series:	International Studies in Educational Achievement
Subjects:	Mathematics > Study and teaching.