National Council of Teachers of Mathematics. (1963). An analysis of new mathematics programs.
Chicago-referens (17:e uppl.)National Council of Teachers of Mathematics. An Analysis of New Mathematics Programs. Washington : [NCTM], 1963.
MLA-referens (9:e uppl.)National Council of Teachers of Mathematics. An Analysis of New Mathematics Programs. 1963.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.