Não informado. (1994). Teaching Children Mathematics. National Council of Teachers of Mathematics.
Chicago Style (17th ed.) CitationNão informado. Teaching Children Mathematics. Reston, Va: National Council of Teachers of Mathematics, 1994.
MLA (8th ed.) CitationNão informado. Teaching Children Mathematics. National Council of Teachers of Mathematics, 1994.
Warning: These citations may not always be 100% accurate.