National Research Council (U.S.) Mathematical Sciences Education Board. (1993). Measuring what counts: A policy brief. National Academy Press.
Chicago-Zitierstil (17. Ausg.)National Research Council (U.S.) Mathematical Sciences Education Board. Measuring What Counts: A Policy Brief. Washington, D.C: National Academy Press, 1993.
MLA-Zitierstil (9. Ausg.)National Research Council (U.S.) Mathematical Sciences Education Board. Measuring What Counts: A Policy Brief. National Academy Press, 1993.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.