(1967). Achievement in mathematics: A national study of secondary schools (1. publ.). National Foundation for Educational Research in England and Wales.
Chicago-Zitierstil (17. Ausg.)Achievement in Mathematics: A National Study of Secondary Schools. 1. publ. Slough [u.a.]: National Foundation for Educational Research in England and Wales, 1967.
MLA-Zitierstil (9. Ausg.)Achievement in Mathematics: A National Study of Secondary Schools. 1. publ. National Foundation for Educational Research in England and Wales, 1967.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.