Educational policy and international assessment implications of the IEA surveys of achivement

Xehetasun bibliografikoak
Beste egile batzuk: Purves, Alan C., Levine, Daniel U.
Formatua: Liburua
Hizkuntza:English
Argitaratua: Berkeley, Calif. McGutchan c1975.
Saila:Series on contemporary educational issues
Gaiak: