Regional Orientation Conferences in Mathematics Philadelphia). (1961). The Revolution in School mathematics: A challenge for administrators and teachers, a report. Washington: National Council of Teachers of Mathematics.
Citación estilo ChicagoRegional Orientation Conferences in Mathematics Philadelphia). The Revolution in School Mathematics: A Challenge for Administrators and Teachers, a Report. Washington: National Council of Teachers of Mathematics, 1961.
Cita MLARegional Orientation Conferences in Mathematics Philadelphia). The Revolution in School Mathematics: A Challenge for Administrators and Teachers, a Report. Washington: National Council of Teachers of Mathematics, 1961.
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