APA (7e ed.) Bronvermelding

National Council of Teachers of Mathematics, Fey, J. T., & Hirsch, C. R. (1992). Calculators in mathematics education. National Council of Teachers of Mathematics.

Chicago (17e ed.) Bronvermelding

National Council of Teachers of Mathematics, James T. Fey, en Christian R. Hirsch. Calculators in Mathematics Education. Reston, VA: National Council of Teachers of Mathematics, 1992.

MLA (9e ed.) Bronvermelding

National Council of Teachers of Mathematics, et al. Calculators in Mathematics Education. National Council of Teachers of Mathematics, 1992.