Cita APA (7th ed.)

Clarke, B., Grevholm, B., & Millman, R. S. (2009). Tasks in primary mathematics teacher education: Purpose, use and exemplars (1a. ed.). Springer.

Cita Chicago (17th ed.)

Clarke, Barbara, Barbro Grevholm, i Richard S. Millman. Tasks in Primary Mathematics Teacher Education: Purpose, Use and Exemplars. 1a. ed. Nueva York: Springer, 2009.

Cita MLA (9th ed.)

Clarke, Barbara, et al. Tasks in Primary Mathematics Teacher Education: Purpose, Use and Exemplars. 1a. ed. Springer, 2009.