Cita APA

Stiff, L., & Curcio, F. R. (1999). Developing Mathematical Reasoning in Grades K12: 1999 Yearbook. Reston: National Council of Teachers of Mathematics.

Citación estilo Chicago

Stiff, Lee, and Frances R. Curcio. Developing Mathematical Reasoning in Grades K12: 1999 Yearbook. Reston: National Council of Teachers of Mathematics, 1999.

Cita MLA

Stiff, Lee, and Frances R. Curcio. Developing Mathematical Reasoning in Grades K12: 1999 Yearbook. Reston: National Council of Teachers of Mathematics, 1999.