Cooney, T. J. (1990). Teaching and learning mathematics in the 1990s. National Council of Teachers of Mathematics.
Chicago-Zitierstil (17. Ausg.)Cooney, Thomas J. Teaching and Learning Mathematics in the 1990s. Reston, Va: National Council of Teachers of Mathematics, 1990.
MLA-Zitierstil (9. Ausg.)Cooney, Thomas J. Teaching and Learning Mathematics in the 1990s. National Council of Teachers of Mathematics, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.