TY - BOOK ED - National Council of Teachers of Mathematics. TI - Curriculum and evaluation standards for school mathematics SN - 0873532732 U1 - 510.71 20 PY - 1989/// CY - Reston, Va. PB - The Council KW - Mathematics KW - Study and teaching KW - Curriculum evaluation N1 - "March 1989."; Bibliography: p.257-258 ER -