National Research Council (U.S.). Mathematical Sciences Education Board & Bass, H. (1993). Measuring what counts: A conceptual guide for mathematics assessment. National Academy Press.
Chicago-Zitierstil (17. Ausg.)National Research Council (U.S.). Mathematical Sciences Education Board und Hyman Bass. Measuring What Counts: A Conceptual Guide for Mathematics Assessment. Washington, D.C.: National Academy Press, 1993.
MLA-Zitierstil (9. Ausg.)National Research Council (U.S.). Mathematical Sciences Education Board und Hyman Bass. Measuring What Counts: A Conceptual Guide for Mathematics Assessment. National Academy Press, 1993.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.