Cita APA (7a ed.)

National Council of Teachers of Mathematics. (1997). Fostering algebraic and geometric thinking: Selections from the NCTM standards. National Council of Teachers of Mathematics.

Cita Chicago Style (17a ed.)

National Council of Teachers of Mathematics. Fostering Algebraic and Geometric Thinking: Selections from the NCTM Standards. Reston, VA: National Council of Teachers of Mathematics, 1997.

Cita MLA (9a ed.)

National Council of Teachers of Mathematics. Fostering Algebraic and Geometric Thinking: Selections from the NCTM Standards. National Council of Teachers of Mathematics, 1997.