Não informado. (1996). International Journal of Computers for Mathematical Learning. Kluwer Academic Publishers.
Chicago-Zitierstil (17. Ausg.)Não informado. International Journal of Computers for Mathematical Learning. Dordrecht, Holanda: Kluwer Academic Publishers, 1996.
MLA-Zitierstil (8. Ausg.)Não informado. International Journal of Computers for Mathematical Learning. Kluwer Academic Publishers, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.