00953nam0-2200325-i-450-99000910800040332120091027101848.00-87353-273-2000910800FED01000910800(Aleph)000910800FED0100091080020091022d1989----km-y0itay50------baengUSa---a---001yyCurriculum standards for school mathematicsNational council of teachers of mathematicsVirginia[s.n.]1989VIII, 258 p.28 cmMatematicaStudio e insegnamento510.7120itaNational council of teachers of mathematics506220ITUNINARICAUNIMARCBK990009108000403321CPDM-97-08560MA1MA197-XXCurriculum standards for school mathematics782204UNINA