International study of achievement in mathematics a comparison of twelve countries QA - Husnn, Torsten, 1916-; International Project for the Evaluation of Educational Achievement (Stockholm Wiley, 1967)
At head of title: International Project for the Evaluation of Educational Achievement (IEA) Phase I.
Bibliography: v. 1, p. 301; v. 2, p. 362-365. Bibliographical footnotes.
Keywords: Comparative education; Mathematical ability; Mathematics -- Study and teaching secondary